diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index fde7ec0f2b..6accd43476 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -7,5 +7,18 @@
 		"ghcr.io/devcontainers-contrib/features/pnpm:2": {}
 	},
 	"forwardPorts": [3000],
-	"postCreateCommand": "sudo chmod 755 .devcontainer/init.sh && .devcontainer/init.sh"
+	"postCreateCommand": "sudo chmod 755 .devcontainer/init.sh && .devcontainer/init.sh",
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"editorconfig.editorconfig",
+				"dbaeumer.vscode-eslint",
+				"Vue.volar",
+				"Vue.vscode-typescript-vue-plugin",
+				"Orta.vscode-jest",
+				"dbaeumer.vscode-eslint",
+				"mrmlnc.vscode-json5"
+			]
+		}
+	}
 }
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index 6ec3c86a4a..8f8c5a13ab 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -16,7 +16,7 @@ services:
       - external_network
 
   redis:
-    restart: always
+    restart: unless-stopped
     image: redis:7-alpine
     networks:
       - internal_network
diff --git a/.devcontainer/init.sh b/.devcontainer/init.sh
index 450c3920c3..bcad3e6d85 100755
--- a/.devcontainer/init.sh
+++ b/.devcontainer/init.sh
@@ -4,6 +4,7 @@ set -xe
 
 sudo chown -R node /workspace
 git submodule update --init
+pnpm config set store-dir /home/node/.local/share/pnpm/store
 pnpm install --frozen-lockfile
 cp .devcontainer/devcontainer.yml .config/default.yml
 pnpm build
diff --git a/.dockerignore b/.dockerignore
index 8f984831ef..151ede038e 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -25,6 +25,8 @@ fluent-emojis/
 !.yarn/sdks
 !.yarn/versions
 
+.pnpm-store
+
 .idea/
 packages/*/.vscode/
 packages/backend/test/docker-compose.yml
diff --git a/.gitignore b/.gitignore
index 62b818c629..c413cd4da9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,9 @@ packages/frontend/.yarn/cache
 packages/backend/.yarn/cache
 packages/sw/.yarn/cache
 
+# pnpm
+.pnpm-store
+
 # Cypress
 cypress/screenshots
 cypress/videos
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
index 42264548ea..baca8db246 100644
--- a/.vscode/extensions.json
+++ b/.vscode/extensions.json
@@ -1,9 +1,11 @@
 {
 	"recommendations": [
 		"editorconfig.editorconfig",
-		"eg2.vscode-npm-script",
 		"dbaeumer.vscode-eslint",
 		"Vue.volar",
-		"Vue.vscode-typescript-vue-plugin"
+		"Vue.vscode-typescript-vue-plugin",
+		"Orta.vscode-jest",
+		"dbaeumer.vscode-eslint",
+		"mrmlnc.vscode-json5"
 	]
 }
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 6a0497946d..baffbe18ec 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -5,5 +5,6 @@
     "typescript.tsdk": "node_modules/typescript/lib",
     "files.associations": {
         "*.test.ts": "typescript"
-    }
+    },
+    "jest.autoRun": "off"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37a5ab3e1f..f067de2926 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,11 +5,28 @@
 - 
 
 ### Bugfixes
--
+x
 
 You should also include the user name that made the change.
 -->
 
+## 13.9.2 (2023/03/06)
+
+### Improvements
+- クリップ、チャンネルページに共有ボタンを追加
+- チャンネルでタイムライン上部に投稿フォームを表示するかどうかのオプションを追加
+- ブラウザでメディアプロキシ(/proxy)からファイルを保存した際に、なるべくオリジナルのファイル名を継承するように
+- ドライブの「URLからアップロード」で、content-dispositionのfilenameがあればそれをファイル名に
+- Identiconがローカルとリモートで同じになるように
+  - これまでのIdenticonは異なる画像になります
+- サーバーのパフォーマンスを改善
+
+### Bugfixes
+- ロールの権限で「一般ユーザー」のロールがいきなり設定できない問題を修正
+- ユーザーページのバッジ表示を適切に折り返すように @arrow2nd
+- fix(client): みつけるのロール一覧でコンディショナルロールが含まれるのを修正
+- macOSでDev Containerが動作しない問題を修正 @RyotaK
+
 ## 13.9.1 (2023/03/03)
 
 ### Bugfixes
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 10d93cd9fb..887d17961f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -15,7 +15,7 @@ Before creating an issue, please check the following:
 - To avoid duplication, please search for similar issues before creating a new issue.
 - Do not use Issues to ask questions or troubleshooting.
 	- Issues should only be used to feature requests, suggestions, and bug tracking.
-	- Please ask questions or troubleshooting in the [Misskey Forum](https://forum.misskey.io/) or [Discord](https://discord.gg/Wp8gVStHW3).
+	- Please ask questions or troubleshooting in ~~the [Misskey Forum](https://forum.misskey.io/)~~ [GitHub Discussions](https://github.com/misskey-dev/misskey/discussions) or [Discord](https://discord.gg/Wp8gVStHW3).
 
 > **Warning**
 > Do not close issues that are about to be resolved. It should remain open until a commit that actually resolves it is merged.
diff --git a/Dockerfile b/Dockerfile
index b439716bea..fd0b5e1c9f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,9 @@
 
 ARG NODE_VERSION=18.13.0-bullseye
 
-FROM node:${NODE_VERSION} AS builder
+# build assets & compile TypeScript
+
+FROM --platform=$BUILDPLATFORM node:${NODE_VERSION} AS native-builder
 
 RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
 	--mount=type=cache,target=/var/lib/apt,sharing=locked \
@@ -33,33 +35,49 @@ RUN git submodule update --init
 RUN pnpm build
 RUN rm -rf .git/
 
-FROM node:${NODE_VERSION}-slim AS runner
+# build native dependencies for target platform
+
+FROM --platform=$TARGETPLATFORM node:${NODE_VERSION} AS target-builder
+
+RUN apt-get update \
+	&& apt-get install -yqq --no-install-recommends \
+	build-essential
+
+RUN corepack enable
+
+WORKDIR /misskey
+
+COPY --link ["pnpm-lock.yaml", "pnpm-workspace.yaml", "package.json", "./"]
+COPY --link ["scripts", "./scripts"]
+COPY --link ["packages/backend/package.json", "./packages/backend/"]
+
+RUN --mount=type=cache,target=/root/.local/share/pnpm/store,sharing=locked \
+	pnpm i --frozen-lockfile --aggregate-output
+
+FROM --platform=$TARGETPLATFORM node:${NODE_VERSION}-slim AS runner
 
 ARG UID="991"
 ARG GID="991"
 
-RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
-	--mount=type=cache,target=/var/lib/apt,sharing=locked \
-	rm -f /etc/apt/apt.conf.d/docker-clean \
-	; echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache \
-	&& apt-get update \
+RUN apt-get update \
 	&& apt-get install -y --no-install-recommends \
 	ffmpeg tini curl \
 	&& corepack enable \
 	&& groupadd -g "${GID}" misskey \
 	&& useradd -l -u "${UID}" -g "${GID}" -m -d /misskey misskey \
-	&& find / -type f -perm /u+s -ignore_readdir_race -exec chmod u-s {} \; \
-	&& find / -type f -perm /g+s -ignore_readdir_race -exec chmod g-s {} \;
+	&& find / -type d -path /proc -prune -o -type f -perm /u+s -ignore_readdir_race -exec chmod u-s {} \; \
+	&& find / -type d -path /proc -prune -o -type f -perm /g+s -ignore_readdir_race -exec chmod g-s {} \; \
+	&& apt-get clean \
+	&& rm -rf /var/lib/apt/lists
 
 USER misskey
 WORKDIR /misskey
 
-COPY --chown=misskey:misskey --from=builder /misskey/node_modules ./node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/built ./built
-COPY --chown=misskey:misskey --from=builder /misskey/packages/backend/node_modules ./packages/backend/node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/packages/backend/built ./packages/backend/built
-COPY --chown=misskey:misskey --from=builder /misskey/packages/frontend/node_modules ./packages/frontend/node_modules
-COPY --chown=misskey:misskey --from=builder /misskey/fluent-emojis /misskey/fluent-emojis
+COPY --chown=misskey:misskey --from=target-builder /misskey/node_modules ./node_modules
+COPY --chown=misskey:misskey --from=target-builder /misskey/packages/backend/node_modules ./packages/backend/node_modules
+COPY --chown=misskey:misskey --from=native-builder /misskey/built ./built
+COPY --chown=misskey:misskey --from=native-builder /misskey/packages/backend/built ./packages/backend/built
+COPY --chown=misskey:misskey --from=native-builder /misskey/fluent-emojis /misskey/fluent-emojis
 COPY --chown=misskey:misskey . ./
 
 ENV NODE_ENV=production
diff --git a/chart/templates/Deployment.yml b/chart/templates/Deployment.yml
index d16aece915..d5dd14f59e 100644
--- a/chart/templates/Deployment.yml
+++ b/chart/templates/Deployment.yml
@@ -3,16 +3,16 @@ kind: Deployment
 metadata:
   name: {{ include "misskey.fullname" . }}
   labels:
-		{{- include "misskey.labels" . | nindent 4 }}
+    {{- include "misskey.labels" . | nindent 4 }}
 spec:
   selector:
     matchLabels:
-			{{- include "misskey.selectorLabels" . | nindent 6 }}
+      {{- include "misskey.selectorLabels" . | nindent 6 }}
   replicas: 1
   template:
     metadata:
       labels:
-				{{- include "misskey.selectorLabels" . | nindent 8 }}
+        {{- include "misskey.selectorLabels" . | nindent 8 }}
     spec:
       containers:
         - name: misskey
diff --git a/chart/templates/Service.yml b/chart/templates/Service.yml
index 3209581298..afd851a9f1 100644
--- a/chart/templates/Service.yml
+++ b/chart/templates/Service.yml
@@ -11,4 +11,4 @@ spec:
       protocol: TCP
       name: http
   selector:
-		{{- include "misskey.selectorLabels" . | nindent 4 }}
+    {{- include "misskey.selectorLabels" . | nindent 4 }}
diff --git a/locales/de-DE.yml b/locales/de-DE.yml
index c5ddf334c4..eae9389acb 100644
--- a/locales/de-DE.yml
+++ b/locales/de-DE.yml
@@ -345,7 +345,7 @@ basicInfo: "Grundlegende Informationen"
 pinnedUsers: "Angeheftete Benutzer"
 pinnedUsersDescription: "Gib durch Leerzeichen getrennte Benutzer an, die an die \"Erkunden\"-Seite angeheftet werden sollen."
 pinnedPages: "Angeheftete Seiten"
-pinnedPagesDescription: "Gib durch Leerzeilen getrennte Pfäde zu Seiten an, die an die Startseite dieser Instanz angeheftet werden sollen.\n"
+pinnedPagesDescription: "Gib durch Leerzeilen getrennte Pfade zu Seiten an, die an die Startseite dieser Instanz angeheftet werden sollen."
 pinnedClipId: "ID des anzuheftenden Clips"
 pinnedNotes: "Angeheftete Notizen"
 hcaptcha: "hCaptcha"
@@ -404,7 +404,7 @@ securityKey: "Sicherheitsschlüssel"
 lastUsed: "Zuletzt benutzt"
 lastUsedAt: "Zuletzt verwendet: {t}"
 unregister: "Deaktivieren"
-passwordLessLogin: "Passwortloses Anmelden einrichten"
+passwordLessLogin: "Passwortloses Anmelden"
 passwordLessLoginDescription: "Ermöglicht passwortfreies Einloggen, nur via Security-Token oder Passkey"
 resetPassword: "Passwort zurücksetzen"
 newPasswordIs: "Das neue Passwort ist „{password}“"
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "Bei Upload auf \"public-read\" stellen"
 serverLogs: "Serverprotokolle"
 deleteAll: "Alle löschen"
 showFixedPostForm: "Bereich zum Schreiben neuer Notizen am Anfang der Chronik anzeigen"
+showFixedPostFormInChannel: "Bereich zum Schreiben neuer Notizen am Anfang der Chronik anzeigen (Kanäle)"
 newNoteRecived: "Es gibt neue Notizen"
 sounds: "Töne"
 sound: "Töne"
@@ -955,6 +956,9 @@ exploreOtherServers: "Eine andere Instanz finden"
 letsLookAtTimeline: "Die Chronik durchstöbern"
 disableFederationWarn: "Dies deaktiviert Föderation, aber alle Notizen bleiben, sofern nicht umgestellt, öffentlich. In den meisten Fällen wird diese Option nicht benötigt."
 invitationRequiredToRegister: "Diese Instanz ist einladungsbasiert. Du musst einen validen Einladungscode eingeben, um dich zu registrieren."
+emailNotSupported: "Diese Instanz unterstützt das Versenden von Emails nicht"
+postToTheChannel: "In Kanal senden"
+cannotBeChangedLater: "Kann später nicht mehr geändert werden."
 _achievements:
   earnedAt: "Freigeschaltet am"
   _types:
@@ -1163,7 +1167,7 @@ _achievements:
       description: "Du hast hier geklickt"
     _justPlainLucky:
       title: "Pures Glück"
-      description: "Kann alle 10 Sekunden mit einer Warscheinlichkeit von 0.01% erhalten werden"
+      description: "Kann alle 10 Sekunden mit einer Warscheinlichkeit von 0.005% erhalten werden"
     _setNameToSyuilo:
       title: "Gottkomplex"
       description: "Setze deinen Namen auf \"syuilo\""
@@ -1510,7 +1514,7 @@ _2fa:
   step2Url: "Nutzt du ein Desktopprogramm kannst du alternativ diese URL eingeben:"
   step3Title: "Authentifizierungsscode eingeben"
   step3: "Gib zum Abschluss den Token ein, der von deiner App angezeigt wird."
-  step4: "Alle folgenden Anmeldungsversuche werden ab sofort die Eingabe eines solchen Tokens benötigen."
+  step4: "Alle folgenden Anmeldeversuche werden ab sofort die Eingabe eines solchen Tokens benötigen."
   securityKeyNotSupported: "Dein Browser unterstützt keine Security-Tokens."
   registerTOTPBeforeKey: "Um einen Security-Token oder einen Passkey zu registrieren, musst du zuerst eine Authentifizierungs-App registrieren."
   securityKeyInfo: "Du kannst neben Fingerabdruck- oder PIN-Authentifizierung auf deinem Gerät auch Anmeldung mit Hilfe eines FIDO2-kompatiblen Hardware-Sicherheitsschlüssels einrichten."
diff --git a/locales/en-US.yml b/locales/en-US.yml
index 638c470916..53a30c741e 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -197,7 +197,7 @@ clearQueueConfirmText: "Any undelivered notes remaining in the queue will not be
 clearCachedFiles: "Clear cache"
 clearCachedFilesConfirm: "Are you sure that you want to delete all cached remote files?"
 blockedInstances: "Blocked Instances"
-blockedInstancesDescription: "List the hostnames of the instances that you want to block. Listed instances will no longer be able to communicate with this instance."
+blockedInstancesDescription: "List the hostnames of the instances that you want to block separated by linebreaks. Listed instances will no longer be able to communicate with this instance."
 muteAndBlock: "Mutes and Blocks"
 mutedUsers: "Muted users"
 blockedUsers: "Blocked users"
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "Set \"public-read\" on upload"
 serverLogs: "Server logs"
 deleteAll: "Delete all"
 showFixedPostForm: "Display the posting form at the top of the timeline"
+showFixedPostFormInChannel: "Display the posting form at the top of the timeline (Channels)"
 newNoteRecived: "There are new notes"
 sounds: "Sounds"
 sound: "Sounds"
@@ -955,6 +956,9 @@ exploreOtherServers: "Look for another instance"
 letsLookAtTimeline: "Have a look at the timeline"
 disableFederationWarn: "This will disable federation, but posts will continue to be public unless set otherwise. You usually do not need to use this setting."
 invitationRequiredToRegister: "This instance is invite-only. You must enter a valid invite code sign up."
+emailNotSupported: "This instance does not support sending emails"
+postToTheChannel: "Post to channel"
+cannotBeChangedLater: "This cannot be changed later."
 _achievements:
   earnedAt: "Unlocked at"
   _types:
@@ -1182,7 +1186,7 @@ _achievements:
     _loggedInOnNewYearsDay:
       title: "Happy New Year!"
       description: "Logged in on the first day of the year"
-      flavor: "To another great year!"
+      flavor: "To another great year on this instance"
     _cookieClicked:
       title: "A game in which you click cookies"
       description: "Clicked the cookie"
diff --git a/locales/it-IT.yml b/locales/it-IT.yml
index 89d456d1fe..d5638aeb62 100644
--- a/locales/it-IT.yml
+++ b/locales/it-IT.yml
@@ -54,8 +54,8 @@ copyUsername: "Copia nome utente"
 searchUser: "Cerca utente"
 reply: "Rispondi"
 loadMore: "Mostra di più"
-showMore: "Mostra di più"
-showLess: "Chiudi"
+showMore: "Espandi"
+showLess: "Comprimi"
 youGotNewFollower: "Ha iniziato a seguirti"
 receiveFollowRequest: "Hai ricevuto una richiesta di follow"
 followRequestAccepted: "Richiesta di follow accettata"
@@ -76,7 +76,7 @@ noLists: "Nessuna lista"
 note: "Nota"
 notes: "Note"
 following: "Follow"
-followers: "Followers"
+followers: "Follower"
 followsYou: "Ti segue"
 createList: "Aggiungi una nuova lista"
 manageLists: "Gestisci liste"
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "Imposta \"visibilità pubblica\" al momento di cari
 serverLogs: "Log del server"
 deleteAll: "Cancella cronologia"
 showFixedPostForm: "Visualizzare la finestra di pubblicazione in cima alla timeline"
+showFixedPostFormInChannel: "Per i canali, mostra il modulo di pubblicazione in cima alla timeline"
 newNoteRecived: "Vedi le nuove note"
 sounds: "Impostazioni suoni"
 sound: "Impostazioni suoni"
@@ -558,7 +559,7 @@ visibility: "Visibilità"
 poll: "Sondaggio"
 useCw: "Nascondere media"
 enablePlayer: "Apri in lettore video"
-disablePlayer: "Chiudi lettore video"
+disablePlayer: "Chiudi il lettore"
 expandTweet: "Espandi tweet"
 themeEditor: "Editor di temi"
 description: "Descrizione"
@@ -955,6 +956,9 @@ exploreOtherServers: "Trova altre istanze"
 letsLookAtTimeline: "Sbircia la timeline"
 disableFederationWarn: "Disabilita la federazione. Questo cambiamento non rende le pubblicazioni private. Di solito non è necessario abilitare questa opzione."
 invitationRequiredToRegister: "L'accesso a questo nodo è solo ad invito. Devi inserire un codice d'invito valido. Puoi richiedere un codice all'amministratore."
+emailNotSupported: "L'istanza non supporta l'invio di email"
+postToTheChannel: "Pubblica sul canale"
+cannotBeChangedLater: "Non sarà più modificabile"
 _achievements:
   earnedAt: "Data di conseguimento"
   _types:
@@ -1613,7 +1617,7 @@ _widgets:
   clicker: "Cliccaggio"
 _cw:
   hide: "Nascondere"
-  show: "Mostra di più"
+  show: "Apri..."
   chars: "{count} caratteri"
   files: "{count} file"
 _poll:
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 8fee2726e8..e441055cb0 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "アップロード時に'public-read'を設定す
 serverLogs: "サーバーログ"
 deleteAll: "全て削除"
 showFixedPostForm: "タイムライン上部に投稿フォームを表示する"
+showFixedPostFormInChannel: "タイムライン上部に投稿フォームを表示する(チャンネル)"
 newNoteRecived: "新しいノートがあります"
 sounds: "サウンド"
 sound: "サウンド"
@@ -955,6 +956,9 @@ exploreOtherServers: "他のサーバーを探す"
 letsLookAtTimeline: "タイムラインを見てみる"
 disableFederationWarn: "連合が無効になっています。無効にしても投稿が非公開にはなりません。ほとんどの場合、このオプションを有効にする必要はありません。"
 invitationRequiredToRegister: "現在このサーバーは招待制です。招待コードをお持ちの方のみ登録できます。"
+emailNotSupported: "このサーバーではメール配信はサポートされていません"
+postToTheChannel: "チャンネルに投稿"
+cannotBeChangedLater: "後から変更できません。"
 
 _achievements:
   earnedAt: "獲得日時"
diff --git a/locales/ja-KS.yml b/locales/ja-KS.yml
index 862453dd51..081457c2ff 100644
--- a/locales/ja-KS.yml
+++ b/locales/ja-KS.yml
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "アップロードした時に'public-read'を設
 serverLogs: "サーバーログ"
 deleteAll: "全て削除してや"
 showFixedPostForm: "タイムラインの上の方で投稿できるようにやってくれへん?"
+showFixedPostFormInChannel: "タイムラインの上の方で投稿できるようにするわ(チャンネル)"
 newNoteRecived: "新しいノートがあるで"
 sounds: "サウンド"
 sound: "サウンド"
@@ -909,7 +910,7 @@ subscribePushNotification: "プッシュ通知をオンにするで"
 unsubscribePushNotification: "プッシュ通知を止めるで"
 pushNotificationAlreadySubscribed: "プッシュ通知はオンになってるで"
 pushNotificationNotSupported: "ブラウザかインスタンスがプッシュ通知に対応してないみたいやで。"
-sendPushNotificationReadMessage: "通知やメッセージが既読担ったらプッシュ通知を消すで"
+sendPushNotificationReadMessage: "通知やメッセージが既読になったらプッシュ通知を消すで"
 sendPushNotificationReadMessageCaption: "「{emptyPushNotificationMessage}」っていう表示が一瞬表示されるようになるで。端末の電池使用量が増える可能性があるで。"
 windowMaximize: "最大化"
 windowRestore: "元に戻す"
@@ -955,6 +956,9 @@ exploreOtherServers: "他のサーバー見てみる"
 letsLookAtTimeline: "タイムライン見てみーや"
 disableFederationWarn: "連合が無効になっとるで。無効にしても投稿は非公開ってわけちゃうねん。大体の場合はこのオプションを有効にする必要は別にないで。"
 invitationRequiredToRegister: "今このサーバー招待制になってもうてんねん。招待コードを持っとるんやったら登録できるで。"
+emailNotSupported: "このサーバーはメール配信がサポートされてへんみたいやわ"
+postToTheChannel: "チャンネルに投稿"
+cannotBeChangedLater: "後からは変えられへんで。"
 _achievements:
   earnedAt: "貰った日ぃ"
   _types:
@@ -1072,7 +1076,7 @@ _achievements:
       description: "プロフィールを設定した"
     _markedAsCat:
       title: "吾輩は猫やねん"
-      description: "アカウントがCatになってもうた"
+      description: "アカウントをCatにしたった"
       flavor: "名前はまだないねん。"
     _following1:
       title: "はじめてのフォロー"
diff --git a/locales/lo-LA.yml b/locales/lo-LA.yml
index ce596d038f..9c1a48c67c 100644
--- a/locales/lo-LA.yml
+++ b/locales/lo-LA.yml
@@ -168,7 +168,9 @@ done: "ສຳເລັດ"
 processing: "ກຳລັງປະມວນຜົນ"
 preview: "ສະແດງເປັນຕົວຢ່າງ"
 default: "ຄ່າເລີ່ມຕົ້ນ"
+federating: "ສະຫະພັນ"
 blocked: "ບລັອກແລ້ວ "
+suspended: "ໂຈະ"
 all: "ທັງໝົດ"
 subscribing: "ສະໝັກສະມາຊິກແລັວ"
 publishing: "ການ​ພິມ​ເຜີຍ​ແຜ່"
@@ -177,15 +179,35 @@ instanceFollowing: "ກຳລັງຕິດຕາມສຸດຕົວຢ່າ
 instanceFollowers: "ຜູ້ຕິດຕາມຕົວຢ່າງ"
 instanceUsers: "ຜູ້​ຊົມ​ໃຊ້​ຂອງ​ຕົວ​ຢ່າງ​ນີ້​"
 changePassword: "ປ່ຽນ​ລະ​ຫັດ​ຜ່ານ"
+security: "ຄວາມປອດໄພ"
+retypedNotMatch: "ວັດສະດຸປ້ອນບໍ່ກົງກັນ"
+currentPassword: "ລະຫັດຜ່ານປະຈຸບັນ"
+more: "ເພີ່ມເຕີມ!"
 featured: "ໄຮໄລທ໌"
+usernameOrUserId: "ຊື່ຜູ້ໃຊ້ ຫຼື id ຜູ້ໃຊ້"
+noSuchUser: "ບໍ່ພົບຜູ້ໃຊ້"
+lookup: "ຄົ້ນ​ຫາ"
 announcements: "ປະກາດ"
+imageUrl: "URL ຮູບພາບ"
 remove: "ລຶບ"
+removed: "ລຶບແລ້ວ"
+resetAreYouSure: "ຣີ​ເຊັດບໍ?"
+saved: "ບັນທຶກແລ້ວ"
 messaging: "ແຊ໋ດ"
+upload: "ອັບໂຫຼດ"
+keepOriginalUploading: "ຮັກສາຮູບພາບຕົ້ນສະບັບ"
+fromUrl: "ຈາກ URL"
+uploadFromUrl: "ອັບໂຫຼດຈາກ URL"
+uploadFromUrlDescription: "URL ຂອງໄຟລ໌ທີ່ທ່ານຕ້ອງການອັບໂຫລດ"
+messageRead: "ອ່ານແລ້ວ"
+startMessaging: "ເລີ່ມການສົນທະນາໃໝ່"
+nUsersRead: "ອ່ານໂດຍ {n}"
 tos: "ເງື່ອນໄຂການໃຫ້ບໍລິການ"
 start: "ເລີ່ມຕົ້ນນຳໃຊ້ເລີຍ"
 home: "ໜ້າຫຼັກ"
 images: "ຮູບພາບ"
 birthday: "ວັນເກີດ"
+yearsOld: "{age} ປີ"
 registeredDate: "ວັນທີ່ເປັນສະມາຊິກ"
 location: "ທີ່ຕັ້ງ"
 theme: "ແທ໋ມ"
@@ -193,17 +215,96 @@ light: "ສະຫວ່າງ"
 dark: "ມືດ"
 lightThemes: "ຊຸດຮູບແບບສະຫວ່າງ"
 darkThemes: "ຮູບແບບສີສັນມືດ"
+drive: "ຂັບ"
 fileName: "ຊື່ໄຟລ໌"
 selectFile: "ເລືອກໄຟລ໌"
 selectFiles: "ເລືອກໄຟລ໌"
+selectFolder: "ເລືອກໂຟລເດີ"
+selectFolders: "ເລືອກໂຟລເດີ"
+renameFile: "ປ່ຽນຊື່ໄຟລ໌"
+folderName: "ຊື່ໂຟນເດີ"
+createFolder: "​ສ້າງ​ໂຟ​ລ​ເດີ"
+renameFolder: "ປ່ຽນຊື່ໂຟນເດີນີ້"
+deleteFolder: "ລົບໂຟ​ລ​ເດີ​"
+addFile: "ເພີ່ມໄຟລ໌"
+emptyDrive: "Drive ຂອງທ່ານຫວ່າງເປົ່າ"
+emptyFolder: "ໂຟນເດີນີ້ເປົ່າຫວ່າງ"
+unableToDelete: "ບໍ່​ສາ​ມາດລົບໄດ້"
+inputNewFileName: "ໃສ່ຊື່ໄຟລ໌ໃໝ່"
+inputNewDescription: "ໃສ່ຄຳບັນຍາຍໃໝ່"
+inputNewFolderName: "ໃສ່ຊື່ໂຟນເດີໃໝ່"
+circularReferenceFolder: "ໂຟນເດີປາຍທາງແມ່ນໂຟນເດີຍ່ອຍຂອງໂຟນເດີທີ່ທ່ານຕ້ອງການຍ້າຍ"
+rename: "ປ່ຽນຊື່"
 nsfw: "NSFW"
+watch: "ເບິ່ງ"
+unwatch: "ຢຸດເບິ່ງ"
 accept: "ອະນຸຍາດ"
+reject: "ປະຕິເສດ"
+normal: "ປົກກະຕິ"
+instanceName: "ຊື່ເຊີເວີ້"
+instanceDescription: "ຄໍາອະທິບາຍຕົວຢ່າງ"
+maintainerName: "ຜູ້ດູແລ"
+maintainerEmail: "ອີເມວ admin"
+tosUrl: "ເງື່ອນໄຂການໃຫ້ບໍລິການ URL"
+thisYear: "ປີນີ້"
+thisMonth: "ເດືອນນີ້"
+today: "ມື້ນີ້"
+dayX: "ວັນ {day}"
+monthX: "ເດືອນ {month}"
+yearX: "ປີ {year}"
+pages: "ໜ້າ"
+integration: "ຄວາມສຳພັນຂອງ"
+connectService: "ເຊື່ອມຕໍ່"
+disconnectService: "ຕັດການເຊື່ອມຕໍ່"
+enableLocalTimeline: "ເປີດໃຊ້ທາມລາຍທ້ອງຖິ່ນ"
+enableGlobalTimeline: "ເປີດໃຊ້ທາມລາຍທົ່ວໂລກ"
+disablingTimelinesInfo: "ຜູ້ເບິ່ງແຍງລະບົບ ແລະຜູ້ຄວບຄຸມຈະມີການເຂົ້າເຖິງທຸກກຳນົດເວລາ, ເຖິງແມ່ນວ່າຈະບໍ່ໄດ້ເປີດໃຊ້ງານກໍຕາມ"
+registration: "ລົງທະບຽນ"
+enableRegistration: "ເປີດໃຊ້ການລົງທະບຽນຜູ້ໃຊ້ໃໝ່"
+invite: "ເຊີນ"
+driveCapacityPerLocalAccount: "ຄວາມອາດສາມາດຂັບຕໍ່ຜູ້ໃຊ້ທ້ອງຖິ່ນ"
+driveCapacityPerRemoteAccount: "ໄດຣຟ໌ຄວາມອາດສາມາດຕໍ່ຜູ້ໃຊ້ທາງໄກ"
 pinnedNotes: "ບັນທຶກທີ່ປັກໝຸດໄວ້"
 userList: "ລາຍການ"
+about: "ກ່ຽວກັບ"
+aboutMisskey: "ກ່ຽວກັບ Misskey"
+administrator: "ຜູ້ບໍລິຫານ"
+share: "ແບ່ງປັນ"
+notFound: "ບໍ່ພົບ"
+cacheClear: "ລຶບລ້າງແຄສ"
+invites: "ເຊີນ"
+title: "ຫົວຂໍ້"
+text: "ຂໍ້ຄວາມ"
+enable: "ເປີດໃຊ້"
+next: "ຕໍ່ໄປ"
+invitations: "ເຊີນ"
+language: "ພາສາ"
+native: "ພາ​ສາ​ແມ່"
+category: "ຫມວດຫມູ່"
+tags: "ແທ໋ກ"
+createAccount: "ສ້າງບັນຊີ"
+existingAccount: "ທີ່ມີຢູ່"
+dashboard: "ໜ້າປັດ"
+local: "ທ້ອງຖິ່ນ"
+objectStorageRegion: "ພາກ​ພື້ນ"
+sounds: "ສຽງ"
+sound: "ສຽງ"
+none: "ບໍ່ມີ"
+volume: "ລະດັບສຽງ"
+details: "ລາຍລະອຽດ"
+install: "ຕິດຕັ້ງ"
+uninstall: "ຖອນການຕິດຕັ້ງ"
+state: "ສະຖານະ"
+sort: "ຈັດຮຽງໂດຍ"
+ascendingOrder: "ນ້ອຍໄປຫາໃຫຍ່"
+descendingOrder: "ໃຫຍ່ຫານ້ອຍ"
+output: "ຜົນຜະລິດ"
+script: "ບົດ​ຄວາມ"
 smtpHost: "ໂຮດສ"
 smtpUser: "ຊື່ຜູ້ໃຊ້"
 smtpPass: "ລະຫັດຜ່ານ"
 clearCache: "ລຶບລ້າງແຄສ"
+info: "ກ່ຽວກັບ"
 user: "ຜູ້ໃຊ້ຕ່າງໆ"
 searchByGoogle: "ຄົ້ນຫາ"
 file: "ໄຟລ໌"
@@ -244,6 +345,8 @@ _charts:
   federation: "ສະຫະພັນ"
 _timelines:
   home: "ໜ້າຫຼັກ"
+_play:
+  script: "ບົດ​ຄວາມ"
 _pages:
   blocks:
     image: "ຮູບພາບ"
diff --git a/locales/th-TH.yml b/locales/th-TH.yml
index 7dcc15824e..cf33e6642b 100644
--- a/locales/th-TH.yml
+++ b/locales/th-TH.yml
@@ -268,7 +268,7 @@ remoteUserCaution: "เนื่องจากผู้ใช้งานรา
 activity: "กิจกรรม"
 images: "รูปภาพ"
 birthday: "วันเกิด"
-yearsOld: "{อายุ} ปี"
+yearsOld: "{age} ปี"
 registeredDate: "วันที่สมัครสมาชิก"
 location: "ตำแหน่งที่ตั้ง"
 theme: "ธีม"
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "ตั้งค่า \"public-read\" ในกา
 serverLogs: "บันทึกของเซิร์ฟเวอร์"
 deleteAll: "ลบทั้งหมด"
 showFixedPostForm: "แสดงแบบฟอร์มการโพสต์ที่ด้านบนสุดของไทม์ไลน์"
+showFixedPostFormInChannel: "แสดงแบบฟอร์มกำลังโพสต์ที่ด้านบนของไทม์ไลน์ (แชนแนล)"
 newNoteRecived: "มีโน้ตใหม่"
 sounds: "เสียง"
 sound: "เสียง"
@@ -955,6 +956,9 @@ exploreOtherServers: "มองหาอินสแตนซ์อื่น"
 letsLookAtTimeline: "ลองดูที่ไทม์ไลน์"
 disableFederationWarn: "การดำเนินการนี้ถ้าหากจะปิดใช้งานการรวมศูนย์ แต่โพสต์ดังกล่าวนั้นจะยังคงเป็นสาธารณะต่อไป ยกเว้นแต่ว่าจะตั้งค่าเป็นอย่างอื่น โดยปกติคุณไม่จำเป็นต้องใช้การตั้งค่านี้นะ"
 invitationRequiredToRegister: "อินสแตนซ์นี้เป็นแบบรับเชิญเท่านั้น คุณต้องป้อนรหัสเชิญที่ถูกต้องถึงจะลงทะเบียนได้นะค่ะ"
+emailNotSupported: "อินสแตนซ์นี้ไม่รองรับการส่งอีเมลนะค่ะ"
+postToTheChannel: "โพสต์ลงช่อง"
+cannotBeChangedLater: "สิ่งนี้ไม่สามารถเปลี่ยนแปลงได้ในภายหลังนะ"
 _achievements:
   earnedAt: "ได้รับเมื่อ"
   _types:
diff --git a/locales/zh-CN.yml b/locales/zh-CN.yml
index 517f5a9efa..7798582db8 100644
--- a/locales/zh-CN.yml
+++ b/locales/zh-CN.yml
@@ -2,7 +2,7 @@
 _lang_: "中文(简体)"
 headlineMisskey: "通过帖子连接在一起的网络"
 introMisskey: "欢迎!Misskey是一个开源的、去中心化的“微博客”服务。\n通过编写「帖文」来和大家分享你的以及你周围的事情吧!📡\n通过「回应」功能,可以让你快速地对大家的帖文表达反馈👍\n来探索新的世界吧!🚀"
-poweredByMisskeyDescription: "{name} 由开源平台 <b>Misskey</b> 驱动(也被称为 Misskey 实例)"
+poweredByMisskeyDescription: "{name} 由开源平台 <b>Misskey</b> 驱动(也被称为 Misskey 服务器)"
 monthAndDay: "{month}月 {day}日"
 search: "搜索"
 notifications: "通知"
@@ -18,7 +18,7 @@ enterUsername: "输入用户名"
 renotedBy: "由 {user} 转贴"
 noNotes: "没有帖子"
 noNotifications: "无通知"
-instance: "实例"
+instance: "服务器"
 settings: "设置"
 basicSettings: "基本设置"
 otherSettings: "其他设置"
@@ -144,7 +144,7 @@ emojiUrl: "表情符号地址"
 addEmoji: "添加表情符号"
 settingGuide: "推荐配置"
 cacheRemoteFiles: "远程文件缓存"
-cacheRemoteFilesDescription: "当禁用此设定时远程文件将直接从远程实例载入。禁用后会减小储存空间需求,但是会增加流量,因为缩略图不会被生成。"
+cacheRemoteFilesDescription: "当禁用此设定时远程文件将直接从远程服务器载入。禁用后会减小储存空间需求,但是会增加流量,因为缩略图不会被生成。"
 flagAsBot: "这是一个机器人账号"
 flagAsBotDescription: "如果此帐户由程序控制,请启用此项。启用后,此标志可以帮助其他开发人员防止机器人之间产生无限互动的行为,并让Misskey的内部系统将此帐户识别为机器人。"
 flagAsCat: "将这个账户设定为一只猫"
@@ -154,7 +154,7 @@ flagShowTimelineRepliesDescription: "启用时,时间线除了显示用户的
 autoAcceptFollowed: "自动允许关注者的关注"
 addAccount: "添加账户"
 loginFailed: "登录失败"
-showOnRemote: "转到所在实例显示"
+showOnRemote: "转到所在服务器显示"
 general: "常规设置"
 wallpaper: "壁纸"
 setWallpaper: "设置壁纸"
@@ -169,7 +169,7 @@ selectUser: "选择用户"
 recipient: "收件人"
 annotation: "注解"
 federation: "联合"
-instances: "实例"
+instances: "服务器"
 registeredAt: "初次观测"
 latestRequestReceivedAt: "上次收到的请求"
 latestStatus: "最后状态"
@@ -178,7 +178,7 @@ charts: "图表"
 perHour: "每小时"
 perDay: "每天"
 stopActivityDelivery: "停止发送活动"
-blockThisInstance: "阻止此实例向本实例推流"
+blockThisInstance: "阻止此服务器向本服务器推流"
 operations: "操作"
 software: "软件"
 version: "版本"
@@ -189,15 +189,15 @@ jobQueue: "作业队列"
 cpuAndMemory: "CPU和内存"
 network: "网络"
 disk: "存储"
-instanceInfo: "实例信息"
+instanceInfo: "服务器信息"
 statistics: "统计"
 clearQueue: "清除队列"
 clearQueueConfirmTitle: "确定清除队列?"
 clearQueueConfirmText: "未送达的帖子将不会送达。 通常,您不需要这样做。"
 clearCachedFiles: "清除缓存"
 clearCachedFilesConfirm: "确定要清除缓存文件?"
-blockedInstances: "被阻拦的实例"
-blockedInstancesDescription: "设定要阻拦的实例,以换行来进行分割。被阻拦的实例将无法与本实例进行交换通讯。"
+blockedInstances: "被阻拦的服务器"
+blockedInstancesDescription: "设定要阻拦的服务器,以换行来进行分割。被阻拦的服务器将无法与本服务器进行交换通讯。"
 muteAndBlock: "屏蔽/拉黑"
 mutedUsers: "已屏蔽用户"
 blockedUsers: "被拉黑的用户"
@@ -220,9 +220,9 @@ all: "全部"
 subscribing: "已订阅"
 publishing: "投递中"
 notResponding: "没有响应"
-instanceFollowing: "关注实例"
-instanceFollowers: "关注实例"
-instanceUsers: "实例用户"
+instanceFollowing: "关注服务器"
+instanceFollowers: "关注的服务器"
+instanceUsers: "服务器用户"
 changePassword: "修改密码"
 security: "安全"
 retypedNotMatch: "两次输入不一致!"
@@ -264,7 +264,7 @@ basicNotesBeforeCreateAccount: "基本注意事项"
 tos: "服务条款"
 start: "开始"
 home: "首页"
-remoteUserCaution: "由于此用户来自其它实例,显示的信息可能不完整。"
+remoteUserCaution: "由于此用户来自其它服务器,显示的信息可能不完整。"
 activity: "活动"
 images: "图片"
 birthday: "生日"
@@ -314,8 +314,8 @@ unwatch: "取消关注"
 accept: "允许"
 reject: "拒绝"
 normal: "正常"
-instanceName: "实例名称"
-instanceDescription: "实例介绍"
+instanceName: "服务器名称"
+instanceDescription: "服务器简介"
 maintainerName: "管理员名称"
 maintainerEmail: "管理员电子邮箱"
 tosUrl: "服务条款URL"
@@ -345,7 +345,7 @@ basicInfo: "基本信息"
 pinnedUsers: "置顶用户"
 pinnedUsersDescription: "在「发现」页面中使用换行标记想要置顶的用户。"
 pinnedPages: "固定页面"
-pinnedPagesDescription: "输入您要固定到实例首页的页面路径,以换行符分隔。"
+pinnedPagesDescription: "输入您要固定到服务器首页的页面路径,以换行符分隔。"
 pinnedClipId: "置顶的便签ID"
 pinnedNotes: "已置顶的帖子"
 hcaptcha: "hCaptcha"
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "上传时设置为public-read"
 serverLogs: "服务器日志"
 deleteAll: "全部删除"
 showFixedPostForm: "在时间线顶部显示发帖框"
+showFixedPostFormInChannel: "在时间线顶部显示发帖对话框(频道)"
 newNoteRecived: "有新的帖子"
 sounds: "提示音"
 sound: "提示音"
@@ -538,7 +539,7 @@ updateRemoteUser: "更新远程用户信息"
 deleteAllFiles: "删除所有文件"
 deleteAllFilesConfirm: "要删除所有文件吗?"
 removeAllFollowing: "取消所有关注"
-removeAllFollowingDescription: "取消{host}的所有关注者。当实例不存在时执行。"
+removeAllFollowingDescription: "取消{host}的所有关注者。当服务器不再存在时执行。"
 userSuspended: "该用户已被冻结。"
 userSilenced: "该用户已被禁言。"
 yourAccountSuspendedTitle: "账户已被冻结"
@@ -635,15 +636,15 @@ abuseReported: "内容已发送。感谢您提交信息。"
 reporter: "举报者"
 reporteeOrigin: "举报来源"
 reporterOrigin: "举报者来源"
-forwardReport: "将该举报信息转发给远程实例"
-forwardReportIsAnonymous: "勾选则在远程实例上显示的举报者是匿名的系统账号,而不是您的账号。"
+forwardReport: "将该举报信息转发给远程服务器"
+forwardReportIsAnonymous: "勾选则在远程服务器上显示的举报者是匿名的系统账号,而不是您的账号。"
 send: "发送"
 abuseMarkAsResolved: "处理完毕"
 openInNewTab: "在新标签页中打开"
 openInSideView: "在侧边栏中打开"
 defaultNavigationBehaviour: "默认导航"
 editTheseSettingsMayBreakAccount: "编辑这些设置可以会损坏您的账号"
-instanceTicker: "帖子的实例信息"
+instanceTicker: "帖子的服务器来源"
 waitingFor: "等待{x}"
 random: "随机"
 system: "系统"
@@ -732,7 +733,7 @@ capacity: "容量"
 inUse: "已使用"
 editCode: "编辑代码"
 apply: "应用"
-receiveAnnouncementFromInstance: "从实例接收通知"
+receiveAnnouncementFromInstance: "从服务器接收通知"
 emailNotification: "邮件通知"
 publish: "发布"
 inChannelSearch: "频道内搜索"
@@ -760,7 +761,7 @@ active: "活动"
 offline: "离线"
 notRecommended: "不推荐"
 botProtection: "Bot防御"
-instanceBlocking: "被阻拦的实例"
+instanceBlocking: "被阻拦的服务器"
 selectAccount: "选择账户"
 switchAccount: "切换账户"
 enabled: "已启用"
@@ -844,8 +845,8 @@ themeColor: "主题颜色"
 size: "大小"
 numberOfColumn: "列数"
 searchByGoogle: "Google"
-instanceDefaultLightTheme: "实例默认浅色主题"
-instanceDefaultDarkTheme: "实例默认深色主题"
+instanceDefaultLightTheme: "服务器默认浅色主题"
+instanceDefaultDarkTheme: "服务器默认深色主题"
 instanceDefaultThemeDescription: "以对象格式键入主题代码"
 mutePeriod: "屏蔽期限"
 period: "截止时间"
@@ -898,7 +899,7 @@ cannotUploadBecauseInappropriate: "因为可能含有不适宜的内容,无法
 cannotUploadBecauseNoFreeSpace: "因为已无可用空间,无法上传。"
 beta: "测试"
 enableAutoSensitive: "自动 NSFW 识别"
-enableAutoSensitiveDescription: "如果可用,请使用机器学习在媒体上自动设置 NSFW 标志。即使关闭此功能,也可能会根据实例自动设置。"
+enableAutoSensitiveDescription: "如果可用,请使用机器学习在媒体上自动设置 NSFW 标志。即使关闭此功能,也可能会根据服务器自动设置。"
 activeEmailValidationDescription: "开启用户的电子邮件地址验证,判断它是一次性的电子邮件地址,还是可以实际通信的地址。关闭时,则只检查字符串是否正确。"
 navbar: "导航栏"
 shuffle: "随机"
@@ -908,7 +909,7 @@ pushNotification: "推送通知"
 subscribePushNotification: "启用推送通知消息"
 unsubscribePushNotification: "停用推送通知消息"
 pushNotificationAlreadySubscribed: "推送通知消息已启用"
-pushNotificationNotSupported: "浏览器或实例不支持推送通知消息"
+pushNotificationNotSupported: "浏览器或服务器不支持推送通知消息"
 sendPushNotificationReadMessage: "删除已读推送通知消息"
 sendPushNotificationReadMessageCaption: "“{emptyPushNotificationMessage}”的通知消息将会显示。您终端设备的电池消耗可能会增加。"
 windowMaximize: "最大化"
@@ -950,11 +951,14 @@ collapseRenotes: "省略显示已经看过的转发内容"
 internalServerError: "内部服务器错误"
 internalServerErrorDescription: "内部服务器发生了预期外的错误"
 copyErrorInfo: "复制错误信息"
-joinThisServer: "在本实例上注册"
-exploreOtherServers: "探索其他实例"
+joinThisServer: "在本服务器上注册"
+exploreOtherServers: "探索其他服务器"
 letsLookAtTimeline: "时间线"
 disableFederationWarn: "联合被禁用。 禁用它并不能使帖子变成私人的。 在大多数情况下,这个选项不需要被启用。"
-invitationRequiredToRegister: "此实例目前只允许拥有邀请码的人注册。"
+invitationRequiredToRegister: "此服务器目前只允许拥有邀请码的人注册。"
+emailNotSupported: "此服务器不支持发送邮件"
+postToTheChannel: "发布到频道"
+cannotBeChangedLater: "之后不能再更改。"
 _achievements:
   earnedAt: "达成时间"
   _types:
@@ -1145,7 +1149,7 @@ _achievements:
       description: "在首页时间线的流速超过20npm"
     _viewInstanceChart:
       title: "分析师"
-      description: "查看了实例信息中的图表"
+      description: "查看了服务器信息中的图表"
     _outputHelloWorldOnScratchpad:
       title: "Hello, world!"
       description: "在AiScript控制台中输出 hello world"
@@ -1182,7 +1186,7 @@ _achievements:
     _loggedInOnNewYearsDay:
       title: "恭贺新禧"
       description: "在元旦登入"
-      flavor: "今年也请对本实例多多指教!"
+      flavor: "今年也请对本服务器多多指教!"
     _cookieClicked:
       title: "点击饼干小游戏"
       description: "点击了可疑的饼干"
@@ -1197,7 +1201,7 @@ _role:
   name: "角色名称"
   description: "角色描述"
   permission: "角色权限"
-  descriptionOfPermission: "<b>监察员</b>可以执行基本的审核操作。\n<b>管理员</b>可以更改实例的所有设置。"
+  descriptionOfPermission: "<b>监察员</b>可以执行基本地审核操作。\n<b>管理员</b>可以更改服务器的所有设置。"
   assignTarget: "授权对象"
   descriptionOfAssignTarget: "<b>手动</b>指手动选择谁被包括在这个角色中。\n<b>符合条件</b>指设置条件以自动包括符合条件的用户。"
   manual: "手动"
@@ -1287,7 +1291,7 @@ _ad:
 _forgotPassword:
   enterEmail: "请输入您验证账号时用的电子邮箱地址,密码重置链接将发送至该邮箱上。"
   ifNoEmail: "如果您没有使用电子邮件地址进行验证,请联系管理员。"
-  contactAdmin: "该实例不支持发送电子邮件。如果您想重设密码,请联系管理员。"
+  contactAdmin: "该服务器不支持发送电子邮件。如果您想重设密码,请联系管理员。"
 _gallery:
   my: "我的图库"
   liked: "喜欢的图片"
@@ -1372,10 +1376,10 @@ _wordMute:
   hard: "硬屏蔽"
   mutedNotes: "被屏蔽的帖子"
 _instanceMute:
-  instanceMuteDescription: "屏蔽配置实例中的所有帖子和转帖,包括实例的用户回复。"
+  instanceMuteDescription: "屏蔽配置服务器中的所有帖子和转帖,包括这些服务器上的用户回复。"
   instanceMuteDescription2: "设置时用换行符来分隔"
-  title: "隐藏实例已设置的帖子。"
-  heading: "屏蔽实例"
+  title: "隐藏服务器已设置的帖子。"
+  heading: "屏蔽服务器"
 _theme:
   explore: "寻找主题"
   install: "安装主题"
@@ -1583,7 +1587,7 @@ _weekday:
   saturday: "星期六"
 _widgets:
   profile: "个人资料"
-  instanceInfo: "实例信息"
+  instanceInfo: "服务器信息"
   memo: "便签"
   notifications: "通知"
   timeline: "时间线"
@@ -1597,7 +1601,7 @@ _widgets:
   digitalClock: "数字时钟"
   unixClock: "UNIX时钟"
   federation: "联邦宇宙"
-  instanceCloud: "实例云"
+  instanceCloud: "服务器云"
   postForm: "投稿窗口"
   slideshow: "幻灯片展示"
   button: "按钮"
@@ -1648,7 +1652,7 @@ _visibility:
   specified: "指定用户"
   specifiedDescription: "仅发送至指定用户"
   disableFederation: "不参与联合"
-  disableFederationDescription: "不发送到其他实例"
+  disableFederationDescription: "不发送到其他服务器"
 _postForm:
   replyPlaceholder: "回复这个帖子..."
   quotePlaceholder: "引用这个帖子..."
diff --git a/locales/zh-TW.yml b/locales/zh-TW.yml
index 43ab334be7..5c1512bd48 100644
--- a/locales/zh-TW.yml
+++ b/locales/zh-TW.yml
@@ -506,6 +506,7 @@ objectStorageSetPublicRead: "上傳時設定為\"public-read\""
 serverLogs: "伺服器日誌"
 deleteAll: "刪除所有記錄"
 showFixedPostForm: "於時間軸頁頂顯示「發送貼文」方框"
+showFixedPostFormInChannel: "於時間軸頁頂顯示「發送貼文」方框(頻道)"
 newNoteRecived: "發現新的貼文"
 sounds: "音效"
 sound: "音效"
@@ -955,6 +956,8 @@ exploreOtherServers: "探索其他伺服器"
 letsLookAtTimeline: "看看時間軸"
 disableFederationWarn: "聯邦被停用了。即使停用也不會讓您的貼文不公開,在大多數情況下,不需要啟用這個選項。"
 invitationRequiredToRegister: "目前這個伺服器為邀請制,必須擁有邀請碼才能註冊。"
+emailNotSupported: "這個伺服器不支援寄送郵件"
+postToTheChannel: "發布到頻道"
 _achievements:
   earnedAt: "獲得日期"
   _types:
diff --git a/package.json b/package.json
index a2d04030f2..d3e34e7821 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "misskey",
-	"version": "13.9.1",
+	"version": "13.9.2",
 	"codename": "nasubi",
 	"repository": {
 		"type": "git",
diff --git a/packages/backend/package.json b/packages/backend/package.json
index 42efb881e2..35e8dc5c60 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -124,6 +124,7 @@
 		"seedrandom": "3.0.5",
 		"semver": "7.3.8",
 		"sharp": "0.31.3",
+		"sharp-read-bmp": "github:misskey-dev/sharp-read-bmp",
 		"strict-event-emitter-types": "2.0.0",
 		"stringz": "2.1.0",
 		"summaly": "github:misskey-dev/summaly",
diff --git a/packages/backend/src/core/DownloadService.ts b/packages/backend/src/core/DownloadService.ts
index 852c1f32e3..bd999c67da 100644
--- a/packages/backend/src/core/DownloadService.ts
+++ b/packages/backend/src/core/DownloadService.ts
@@ -6,6 +6,7 @@ import IPCIDR from 'ip-cidr';
 import PrivateIp from 'private-ip';
 import chalk from 'chalk';
 import got, * as Got from 'got';
+import { parse } from 'content-disposition';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import { HttpRequestService } from '@/core/HttpRequestService.js';
@@ -32,13 +33,18 @@ export class DownloadService {
 	}
 
 	@bindThis
-	public async downloadUrl(url: string, path: string): Promise<void> {
+	public async downloadUrl(url: string, path: string): Promise<{
+		filename: string;
+	}> {
 		this.logger.info(`Downloading ${chalk.cyan(url)} to ${chalk.cyanBright(path)} ...`);
 
 		const timeout = 30 * 1000;
 		const operationTimeout = 60 * 1000;
 		const maxSize = this.config.maxFileSize ?? 262144000;
 
+		const urlObj = new URL(url);
+		let filename = urlObj.pathname.split('/').pop() ?? 'untitled';
+
 		const req = got.stream(url, {
 			headers: {
 				'User-Agent': this.config.userAgent,
@@ -77,6 +83,14 @@ export class DownloadService {
 					req.destroy();
 				}
 			}
+
+			const contentDisposition = res.headers['content-disposition'];
+			if (contentDisposition != null) {
+				const parsed = parse(contentDisposition);
+				if (parsed.parameters.filename) {
+					filename = parsed.parameters.filename;
+				}
+			}
 		}).on('downloadProgress', (progress: Got.Progress) => {
 			if (progress.transferred > maxSize) {
 				this.logger.warn(`maxSize exceeded (${progress.transferred} > ${maxSize}) on downloadProgress`);
@@ -95,6 +109,10 @@ export class DownloadService {
 		}
 
 		this.logger.succ(`Download finished: ${chalk.cyan(url)}`);
+
+		return {
+			filename,
+		};
 	}
 
 	@bindThis
diff --git a/packages/backend/src/core/DriveService.ts b/packages/backend/src/core/DriveService.ts
index b15c967c85..f4a06faebb 100644
--- a/packages/backend/src/core/DriveService.ts
+++ b/packages/backend/src/core/DriveService.ts
@@ -34,6 +34,7 @@ import { FileInfoService } from '@/core/FileInfoService.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
 import type S3 from 'aws-sdk/clients/s3.js';
+import { correctFilename } from '@/misc/correct-filename.js';
 
 type AddFileArgs = {
 	/** User who wish to add file */
@@ -168,7 +169,7 @@ export class DriveService {
 			//#region Uploads
 			this.registerLogger.info(`uploading original: ${key}`);
 			const uploads = [
-				this.upload(key, fs.createReadStream(path), type, name),
+				this.upload(key, fs.createReadStream(path), type, ext, name),
 			];
 
 			if (alts.webpublic) {
@@ -176,7 +177,7 @@ export class DriveService {
 				webpublicUrl = `${ baseUrl }/${ webpublicKey }`;
 
 				this.registerLogger.info(`uploading webpublic: ${webpublicKey}`);
-				uploads.push(this.upload(webpublicKey, alts.webpublic.data, alts.webpublic.type, name));
+				uploads.push(this.upload(webpublicKey, alts.webpublic.data, alts.webpublic.type, alts.webpublic.ext, name));
 			}
 
 			if (alts.thumbnail) {
@@ -184,7 +185,7 @@ export class DriveService {
 				thumbnailUrl = `${ baseUrl }/${ thumbnailKey }`;
 
 				this.registerLogger.info(`uploading thumbnail: ${thumbnailKey}`);
-				uploads.push(this.upload(thumbnailKey, alts.thumbnail.data, alts.thumbnail.type));
+				uploads.push(this.upload(thumbnailKey, alts.thumbnail.data, alts.thumbnail.type, alts.thumbnail.ext));
 			}
 
 			await Promise.all(uploads);
@@ -360,7 +361,7 @@ export class DriveService {
 	 * Upload to ObjectStorage
 	 */
 	@bindThis
-	private async upload(key: string, stream: fs.ReadStream | Buffer, type: string, filename?: string) {
+	private async upload(key: string, stream: fs.ReadStream | Buffer, type: string, ext?: string | null, filename?: string) {
 		if (type === 'image/apng') type = 'image/png';
 		if (!FILE_TYPE_BROWSERSAFE.includes(type)) type = 'application/octet-stream';
 
@@ -374,7 +375,12 @@ export class DriveService {
 			CacheControl: 'max-age=31536000, immutable',
 		} as S3.PutObjectRequest;
 
-		if (filename) params.ContentDisposition = contentDisposition('inline', filename);
+		if (filename) params.ContentDisposition = contentDisposition(
+			'inline',
+			// 拡張子からContent-Typeを設定してそうな挙動を示すオブジェクトストレージ (upcloud?) も存在するので、
+			// 許可されているファイル形式でしか拡張子をつけない
+			ext ? correctFilename(filename, ext) : filename,
+		);
 		if (meta.objectStorageSetPublicRead) params.ACL = 'public-read';
 
 		const s3 = this.s3Service.getS3(meta);
@@ -466,7 +472,12 @@ export class DriveService {
 		//}
 
 		// detect name
-		const detectedName = name ?? (info.type.ext ? `untitled.${info.type.ext}` : 'untitled');
+		const detectedName = correctFilename(
+			// DriveFile.nameは256文字, validateFileNameは200文字制限であるため、
+			// extを付加してデータベースの文字数制限に当たることはまずない
+			(name && this.driveFileEntityService.validateFileName(name)) ? name : 'untitled',
+			info.type.ext
+		);
 
 		if (user && !force) {
 		// Check if there is a file with the same hash
@@ -736,24 +747,19 @@ export class DriveService {
 		requestIp = null,
 		requestHeaders = null,
 	}: UploadFromUrlArgs): Promise<DriveFile> {
-		let name = new URL(url).pathname.split('/').pop() ?? null;
-		if (name == null || !this.driveFileEntityService.validateFileName(name)) {
-			name = null;
-		}
-	
-		// If the comment is same as the name, skip comment
-		// (image.name is passed in when receiving attachment)
-		if (comment !== null && name === comment) {
-			comment = null;
-		}
-	
 		// Create temp file
 		const [path, cleanup] = await createTemp();
 	
 		try {
 			// write content at URL to temp file
-			await this.downloadService.downloadUrl(url, path);
-	
+			const { filename: name } = await this.downloadService.downloadUrl(url, path);
+
+			// If the comment is same as the name, skip comment
+			// (image.name is passed in when receiving attachment)
+			if (comment !== null && name === comment) {
+				comment = null;
+			}
+
 			const driveFile = await this.addFile({ user, path, name, comment, folderId, force, isLink, url, uri, sensitive, requestIp, requestHeaders });
 			this.downloaderLogger.succ(`Got: ${driveFile.id}`);
 			return driveFile!;
diff --git a/packages/backend/src/core/entities/DriveFileEntityService.ts b/packages/backend/src/core/entities/DriveFileEntityService.ts
index 158fafa9d5..f769ddd5e9 100644
--- a/packages/backend/src/core/entities/DriveFileEntityService.ts
+++ b/packages/backend/src/core/entities/DriveFileEntityService.ts
@@ -1,5 +1,5 @@
 import { forwardRef, Inject, Injectable } from '@nestjs/common';
-import { DataSource } from 'typeorm';
+import { DataSource, In } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { NotesRepository, DriveFilesRepository } from '@/models/index.js';
 import type { Config } from '@/config.js';
@@ -21,6 +21,7 @@ type PackOptions = {
 };
 import { bindThis } from '@/decorators.js';
 import { isMimeImage } from '@/misc/is-mime-image.js';
+import { isNotNull } from '@/misc/is-not-null.js';
 
 @Injectable()
 export class DriveFileEntityService {
@@ -255,10 +256,33 @@ export class DriveFileEntityService {
 
 	@bindThis
 	public async packMany(
-		files: (DriveFile['id'] | DriveFile)[],
+		files: DriveFile[],
 		options?: PackOptions,
 	): Promise<Packed<'DriveFile'>[]> {
 		const items = await Promise.all(files.map(f => this.packNullable(f, options)));
 		return items.filter((x): x is Packed<'DriveFile'> => x != null);
 	}
+
+	@bindThis
+	public async packManyByIdsMap(
+		fileIds: DriveFile['id'][],
+		options?: PackOptions,
+	): Promise<Map<Packed<'DriveFile'>['id'], Packed<'DriveFile'> | null>> {
+		const files = await this.driveFilesRepository.findBy({ id: In(fileIds) });
+		const packedFiles = await this.packMany(files, options);
+		const map = new Map<Packed<'DriveFile'>['id'], Packed<'DriveFile'> | null>(packedFiles.map(f => [f.id, f]));
+		for (const id of fileIds) {
+			if (!map.has(id)) map.set(id, null);
+		}
+		return map;
+	}
+
+	@bindThis
+	public async packManyByIds(
+		fileIds: DriveFile['id'][],
+		options?: PackOptions,
+	): Promise<Packed<'DriveFile'>[]> {
+		const filesMap = await this.packManyByIdsMap(fileIds, options);
+		return fileIds.map(id => filesMap.get(id)).filter(isNotNull);
+	}
 }
diff --git a/packages/backend/src/core/entities/GalleryPostEntityService.ts b/packages/backend/src/core/entities/GalleryPostEntityService.ts
index ab29e7dba1..fb147ae181 100644
--- a/packages/backend/src/core/entities/GalleryPostEntityService.ts
+++ b/packages/backend/src/core/entities/GalleryPostEntityService.ts
@@ -41,7 +41,8 @@ export class GalleryPostEntityService {
 			title: post.title,
 			description: post.description,
 			fileIds: post.fileIds,
-			files: this.driveFileEntityService.packMany(post.fileIds),
+			// TODO: packMany causes N+1 queries
+			files: this.driveFileEntityService.packManyByIds(post.fileIds),
 			tags: post.tags.length > 0 ? post.tags : undefined,
 			isSensitive: post.isSensitive,
 			likedCount: post.likedCount,
diff --git a/packages/backend/src/core/entities/NoteEntityService.ts b/packages/backend/src/core/entities/NoteEntityService.ts
index 2ffe5f1c21..4ec10df9a6 100644
--- a/packages/backend/src/core/entities/NoteEntityService.ts
+++ b/packages/backend/src/core/entities/NoteEntityService.ts
@@ -11,6 +11,7 @@ import type { Note } from '@/models/entities/Note.js';
 import type { NoteReaction } from '@/models/entities/NoteReaction.js';
 import type { UsersRepository, NotesRepository, FollowingsRepository, PollsRepository, PollVotesRepository, NoteReactionsRepository, ChannelsRepository, DriveFilesRepository } from '@/models/index.js';
 import { bindThis } from '@/decorators.js';
+import { isNotNull } from '@/misc/is-not-null.js';
 import type { OnModuleInit } from '@nestjs/common';
 import type { CustomEmojiService } from '../CustomEmojiService.js';
 import type { ReactionService } from '../ReactionService.js';
@@ -248,6 +249,21 @@ export class NoteEntityService implements OnModuleInit {
 		return true;
 	}
 
+	@bindThis
+	public async packAttachedFiles(fileIds: Note['fileIds'], packedFiles: Map<Note['fileIds'][number], Packed<'DriveFile'> | null>): Promise<Packed<'DriveFile'>[]> {
+		const missingIds = [];
+		for (const id of fileIds) {
+			if (!packedFiles.has(id)) missingIds.push(id);
+		}
+		if (missingIds.length) {
+			const additionalMap = await this.driveFileEntityService.packManyByIdsMap(missingIds);
+			for (const [k, v] of additionalMap) {
+				packedFiles.set(k, v);
+			}
+		}
+		return fileIds.map(id => packedFiles.get(id)).filter(isNotNull);
+	}
+
 	@bindThis
 	public async pack(
 		src: Note['id'] | Note,
@@ -257,6 +273,7 @@ export class NoteEntityService implements OnModuleInit {
 			skipHide?: boolean;
 			_hint_?: {
 				myReactions: Map<Note['id'], NoteReaction | null>;
+				packedFiles: Map<Note['fileIds'][number], Packed<'DriveFile'> | null>;
 			};
 		},
 	): Promise<Packed<'Note'>> {
@@ -284,6 +301,7 @@ export class NoteEntityService implements OnModuleInit {
 		const reactionEmojiNames = Object.keys(note.reactions)
 			.filter(x => x.startsWith(':') && x.includes('@') && !x.includes('@.')) // リモートカスタム絵文字のみ
 			.map(x => this.reactionService.decodeReaction(x).reaction.replaceAll(':', ''));
+		const packedFiles = options?._hint_?.packedFiles;
 
 		const packed: Packed<'Note'> = await awaitAll({
 			id: note.id,
@@ -304,7 +322,7 @@ export class NoteEntityService implements OnModuleInit {
 			emojis: host != null ? this.customEmojiService.populateEmojis(note.emojis, host) : undefined,
 			tags: note.tags.length > 0 ? note.tags : undefined,
 			fileIds: note.fileIds,
-			files: this.driveFileEntityService.packMany(note.fileIds),
+			files: packedFiles != null ? this.packAttachedFiles(note.fileIds, packedFiles) : this.driveFileEntityService.packManyByIds(note.fileIds),
 			replyId: note.replyId,
 			renoteId: note.renoteId,
 			channelId: note.channelId ?? undefined,
@@ -388,11 +406,15 @@ export class NoteEntityService implements OnModuleInit {
 		}
 
 		await this.customEmojiService.prefetchEmojis(this.customEmojiService.aggregateNoteEmojis(notes));
+		// TODO: 本当は renote とか reply がないのに renoteId とか replyId があったらここで解決しておく
+		const fileIds = notes.map(n => [n.fileIds, n.renote?.fileIds, n.reply?.fileIds]).flat(2).filter(isNotNull);
+		const packedFiles = await this.driveFileEntityService.packManyByIdsMap(fileIds);
 
 		return await Promise.all(notes.map(n => this.pack(n, me, {
 			...options,
 			_hint_: {
 				myReactions: myReactionsMap,
+				packedFiles,
 			},
 		})));
 	}
diff --git a/packages/backend/src/core/entities/UserEntityService.ts b/packages/backend/src/core/entities/UserEntityService.ts
index 8c36e47f1b..3635643218 100644
--- a/packages/backend/src/core/entities/UserEntityService.ts
+++ b/packages/backend/src/core/entities/UserEntityService.ts
@@ -278,27 +278,27 @@ export class UserEntityService implements OnModuleInit {
 	@bindThis
 	public async getAvatarUrl(user: User): Promise<string> {
 		if (user.avatar) {
-			return this.driveFileEntityService.getPublicUrl(user.avatar, 'avatar') ?? this.getIdenticonUrl(user.id);
+			return this.driveFileEntityService.getPublicUrl(user.avatar, 'avatar') ?? this.getIdenticonUrl(user);
 		} else if (user.avatarId) {
 			const avatar = await this.driveFilesRepository.findOneByOrFail({ id: user.avatarId });
-			return this.driveFileEntityService.getPublicUrl(avatar, 'avatar') ?? this.getIdenticonUrl(user.id);
+			return this.driveFileEntityService.getPublicUrl(avatar, 'avatar') ?? this.getIdenticonUrl(user);
 		} else {
-			return this.getIdenticonUrl(user.id);
+			return this.getIdenticonUrl(user);
 		}
 	}
 
 	@bindThis
 	public getAvatarUrlSync(user: User): string {
 		if (user.avatar) {
-			return this.driveFileEntityService.getPublicUrl(user.avatar, 'avatar') ?? this.getIdenticonUrl(user.id);
+			return this.driveFileEntityService.getPublicUrl(user.avatar, 'avatar') ?? this.getIdenticonUrl(user);
 		} else {
-			return this.getIdenticonUrl(user.id);
+			return this.getIdenticonUrl(user);
 		}
 	}
 
 	@bindThis
-	public getIdenticonUrl(userId: User['id']): string {
-		return `${this.config.url}/identicon/${userId}`;
+	public getIdenticonUrl(user: User): string {
+		return `${this.config.url}/identicon/${user.username.toLowerCase()}@${user.host ?? this.config.host}`;
 	}
 
 	public async pack<ExpectsMe extends boolean | null = null, D extends boolean = false>(
diff --git a/packages/backend/src/misc/correct-filename.ts b/packages/backend/src/misc/correct-filename.ts
new file mode 100644
index 0000000000..3357d8c1bd
--- /dev/null
+++ b/packages/backend/src/misc/correct-filename.ts
@@ -0,0 +1,15 @@
+// 与えられた拡張子とファイル名が一致しているかどうかを確認し、
+// 一致していない場合は拡張子を付与して返す
+export function correctFilename(filename: string, ext: string | null) {
+    const dotExt = ext ? ext.startsWith('.') ? ext : `.${ext}` : '.unknown';
+    if (filename.endsWith(dotExt)) {
+        return filename;
+    }
+    if (ext === 'jpg' && filename.endsWith('.jpeg')) {
+        return filename;
+    }
+    if (ext === 'tif' && filename.endsWith('.tiff')) {
+        return filename;
+    }
+    return `${filename}${dotExt}`;
+}
diff --git a/packages/backend/src/misc/is-mime-image.ts b/packages/backend/src/misc/is-mime-image.ts
index acf5c1ede3..0b6d147dc1 100644
--- a/packages/backend/src/misc/is-mime-image.ts
+++ b/packages/backend/src/misc/is-mime-image.ts
@@ -4,6 +4,8 @@ const dictionary = {
 	'safe-file': FILE_TYPE_BROWSERSAFE,
 	'sharp-convertible-image': ['image/jpeg', 'image/png', 'image/gif', 'image/apng', 'image/vnd.mozilla.apng', 'image/webp', 'image/avif', 'image/svg+xml'],
 	'sharp-animation-convertible-image': ['image/jpeg', 'image/png', 'image/gif', 'image/webp', 'image/avif', 'image/svg+xml'],
+	'sharp-convertible-image-with-bmp': ['image/jpeg', 'image/png', 'image/gif', 'image/apng', 'image/vnd.mozilla.apng', 'image/webp', 'image/avif', 'image/svg+xml', 'image/x-icon', 'image/bmp'],
+	'sharp-animation-convertible-image-with-bmp': ['image/jpeg', 'image/png', 'image/gif', 'image/webp', 'image/avif', 'image/svg+xml', 'image/x-icon', 'image/bmp'],
 };
 
 export const isMimeImage = (mime: string, type: keyof typeof dictionary): boolean => dictionary[type].includes(mime);
diff --git a/packages/backend/src/server/FileServerService.ts b/packages/backend/src/server/FileServerService.ts
index e5eefac1fa..835657b625 100644
--- a/packages/backend/src/server/FileServerService.ts
+++ b/packages/backend/src/server/FileServerService.ts
@@ -22,6 +22,8 @@ import { bindThis } from '@/decorators.js';
 import type { FastifyInstance, FastifyRequest, FastifyReply, FastifyPluginOptions } from 'fastify';
 import { isMimeImage } from '@/misc/is-mime-image.js';
 import sharp from 'sharp';
+import { sharpBmp } from 'sharp-read-bmp';
+import { correctFilename } from '@/misc/correct-filename.js';
 
 const _filename = fileURLToPath(import.meta.url);
 const _dirname = dirname(_filename);
@@ -51,15 +53,6 @@ export class FileServerService {
 		//this.createServer = this.createServer.bind(this);
 	}
 
-	@bindThis
-	public commonReadableHandlerGenerator(reply: FastifyReply) {
-		return (err: Error): void => {
-			this.logger.error(err);
-			reply.code(500);
-			reply.header('Cache-Control', 'max-age=300');
-		};
-	}
-
 	@bindThis
 	public createServer(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
 		fastify.addHook('onRequest', (request, reply, done) => {
@@ -140,7 +133,7 @@ export class FileServerService {
 				let image: IImageStreamable | null = null;
 
 				if (file.fileRole === 'thumbnail') {
-					if (isMimeImage(file.mime, 'sharp-convertible-image')) {
+					if (isMimeImage(file.mime, 'sharp-convertible-image-with-bmp')) {
 						reply.header('Cache-Control', 'max-age=31536000, immutable');
 
 						const url = new URL(`${this.config.mediaProxy}/static.webp`);
@@ -190,13 +183,19 @@ export class FileServerService {
 				}
 
 				reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(image.type) ? image.type : 'application/octet-stream');
+				reply.header('Content-Disposition',
+					contentDisposition(
+						'inline',
+						correctFilename(file.filename, image.ext)
+					)
+				);
 				return image.data;
 			}
 
 			if (file.fileRole !== 'original') {
-				const filename = rename(file.file.name, {
+				const filename = rename(file.filename, {
 					suffix: file.fileRole === 'thumbnail' ? '-thumb' : '-web',
-					extname: file.ext ? `.${file.ext}` : undefined,
+					extname: file.ext ? `.${file.ext}` : '.unknown',
 				}).toString();
 
 				reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(file.mime) ? file.mime : 'application/octet-stream');
@@ -204,12 +203,10 @@ export class FileServerService {
 				reply.header('Content-Disposition', contentDisposition('inline', filename));
 				return fs.createReadStream(file.path);
 			} else {
-				const stream = fs.createReadStream(file.path);
-				stream.on('error', this.commonReadableHandlerGenerator(reply));
 				reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(file.file.type) ? file.file.type : 'application/octet-stream');
 				reply.header('Cache-Control', 'max-age=31536000, immutable');
-				reply.header('Content-Disposition', contentDisposition('inline', file.file.name));
-				return stream;
+				reply.header('Content-Disposition', contentDisposition('inline', file.filename));
+				return fs.createReadStream(file.path);
 			}
 		} catch (e) {
 			if ('cleanup' in file) file.cleanup();
@@ -261,8 +258,8 @@ export class FileServerService {
 		}
 
 		try {
-			const isConvertibleImage = isMimeImage(file.mime, 'sharp-convertible-image');
-			const isAnimationConvertibleImage = isMimeImage(file.mime, 'sharp-animation-convertible-image');
+			const isConvertibleImage = isMimeImage(file.mime, 'sharp-convertible-image-with-bmp');
+			const isAnimationConvertibleImage = isMimeImage(file.mime, 'sharp-animation-convertible-image-with-bmp');
 
 			if (
 				'emoji' in request.query ||
@@ -286,7 +283,7 @@ export class FileServerService {
 						type: file.mime,
 					};
 				} else {
-					const data = sharp(file.path, { animated: !('static' in request.query) })
+					const data = (await sharpBmp(file.path, file.mime, { animated: !('static' in request.query) }))
 							.resize({
 								height: 'emoji' in request.query ? 128 : 320,
 								withoutEnlargement: true,
@@ -300,11 +297,11 @@ export class FileServerService {
 					};
 				}
 			} else if ('static' in request.query) {
-				image = this.imageProcessingService.convertToWebpStream(file.path, 498, 280);
+				image = this.imageProcessingService.convertSharpToWebpStream(await sharpBmp(file.path, file.mime), 498, 280);
 			} else if ('preview' in request.query) {
-				image = this.imageProcessingService.convertToWebpStream(file.path, 200, 200);
+				image = this.imageProcessingService.convertSharpToWebpStream(await sharpBmp(file.path, file.mime), 200, 200);
 			} else if ('badge' in request.query) {
-				const mask = sharp(file.path)
+				const mask = (await sharpBmp(file.path, file.mime))
 					.resize(96, 96, {
 						fit: 'inside',
 						withoutEnlargement: false,
@@ -360,6 +357,12 @@ export class FileServerService {
 
 			reply.header('Content-Type', image.type);
 			reply.header('Cache-Control', 'max-age=31536000, immutable');
+			reply.header('Content-Disposition',
+				contentDisposition(
+					'inline',
+					correctFilename(file.filename, image.ext)
+				)
+			);
 			return image.data;
 		} catch (e) {
 			if ('cleanup' in file) file.cleanup();
@@ -369,8 +372,8 @@ export class FileServerService {
 
 	@bindThis
 	private async getStreamAndTypeFromUrl(url: string): Promise<
-		{ state: 'remote'; fileRole?: 'thumbnail' | 'webpublic' | 'original'; file?: DriveFile; mime: string; ext: string | null; path: string; cleanup: () => void; }
-		| { state: 'stored_internal'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; mime: string; ext: string | null; path: string; }
+		{ state: 'remote'; fileRole?: 'thumbnail' | 'webpublic' | 'original'; file?: DriveFile; mime: string; ext: string | null; path: string; cleanup: () => void; filename: string; }
+		| { state: 'stored_internal'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; filename: string; mime: string; ext: string | null; path: string; }
 		| '404'
 		| '204'
 	> {
@@ -386,11 +389,11 @@ export class FileServerService {
 
 	@bindThis
 	private async downloadAndDetectTypeFromUrl(url: string): Promise<
-		{ state: 'remote' ; mime: string; ext: string | null; path: string; cleanup: () => void; }
+		{ state: 'remote' ; mime: string; ext: string | null; path: string; cleanup: () => void; filename: string; }
 	> {
 		const [path, cleanup] = await createTemp();
 		try {
-			await this.downloadService.downloadUrl(url, path);
+			const { filename } = await this.downloadService.downloadUrl(url, path);
 
 			const { mime, ext } = await this.fileInfoService.detectType(path);
 	
@@ -398,6 +401,7 @@ export class FileServerService {
 				state: 'remote',
 				mime, ext,
 				path, cleanup,
+				filename,
 			};
 		} catch (e) {
 			cleanup();
@@ -407,8 +411,8 @@ export class FileServerService {
 
 	@bindThis
 	private async getFileFromKey(key: string): Promise<
-		{ state: 'remote'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; url: string; mime: string; ext: string | null; path: string; cleanup: () => void; }
-		| { state: 'stored_internal'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; mime: string; ext: string | null; path: string; }
+		{ state: 'remote'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; filename: string; url: string; mime: string; ext: string | null; path: string; cleanup: () => void; }
+		| { state: 'stored_internal'; fileRole: 'thumbnail' | 'webpublic' | 'original'; file: DriveFile; filename: string; mime: string; ext: string | null; path: string; }
 		| '404'
 		| '204'
 	> {
@@ -432,6 +436,7 @@ export class FileServerService {
 				url: file.uri,
 				fileRole: isThumbnail ? 'thumbnail' : isWebpublic ? 'webpublic' : 'original',
 				file,
+				filename: file.name,
 			};
 		}
 
@@ -443,6 +448,7 @@ export class FileServerService {
 				state: 'stored_internal',
 				fileRole: isThumbnail ? 'thumbnail' : 'webpublic',
 				file,
+				filename: file.name,
 				mime, ext,
 				path,
 			};
@@ -452,6 +458,7 @@ export class FileServerService {
 			state: 'stored_internal',
 			fileRole: 'original',
 			file,
+			filename: file.name,
 			mime: file.type,
 			ext: null,
 			path,
diff --git a/packages/backend/src/server/web/boot.js b/packages/backend/src/server/web/boot.js
index c6cb25e43a..fd7f54da54 100644
--- a/packages/backend/src/server/web/boot.js
+++ b/packages/backend/src/server/web/boot.js
@@ -61,6 +61,13 @@
 			renderError('META_FETCH_V');
 			return;
 		}
+
+		// for https://github.com/misskey-dev/misskey/issues/10202
+		if (lang == null || lang.toString == null || lang.toString() === 'null') {
+			console.error('invalid lang value detected!!!', typeof lang, lang);
+			lang = 'en-US';
+		}
+
 		const localRes = await window.fetch(`/assets/locales/${lang}.${v}.json`);
 		if (localRes.status === 200) {
 			localStorage.setItem('lang', lang);
diff --git a/packages/backend/test/e2e/endpoints.ts b/packages/backend/test/e2e/endpoints.ts
index e864eab6cb..42bdc5f24d 100644
--- a/packages/backend/test/e2e/endpoints.ts
+++ b/packages/backend/test/e2e/endpoints.ts
@@ -410,11 +410,19 @@ describe('Endpoints', () => {
 		});
 
 		test('ファイルに名前を付けられる', async () => {
+			const res = await uploadFile(alice, { name: 'Belmond.jpg' });
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(typeof res.body === 'object' && !Array.isArray(res.body), true);
+			assert.strictEqual(res.body.name, 'Belmond.jpg');
+		});
+
+		test('ファイルに名前を付けられるが、拡張子は正しいものになる', async () => {
 			const res = await uploadFile(alice, { name: 'Belmond.png' });
 
 			assert.strictEqual(res.status, 200);
 			assert.strictEqual(typeof res.body === 'object' && !Array.isArray(res.body), true);
-			assert.strictEqual(res.body.name, 'Belmond.png');
+			assert.strictEqual(res.body.name, 'Belmond.png.jpg');
 		});
 
 		test('ファイル無しで怒られる', async () => {
diff --git a/packages/backend/test/e2e/note.ts b/packages/backend/test/e2e/note.ts
index 98ee34d8d1..1b5f9580d5 100644
--- a/packages/backend/test/e2e/note.ts
+++ b/packages/backend/test/e2e/note.ts
@@ -2,7 +2,7 @@ process.env.NODE_ENV = 'test';
 
 import * as assert from 'assert';
 import { Note } from '@/models/entities/Note.js';
-import { signup, post, uploadUrl, startServer, initTestDb, api } from '../utils.js';
+import { signup, post, uploadUrl, startServer, initTestDb, api, uploadFile } from '../utils.js';
 import type { INestApplicationContext } from '@nestjs/common';
 
 describe('Note', () => {
@@ -213,6 +213,122 @@ describe('Note', () => {
 		assert.deepStrictEqual(noteDoc.mentions, [bob.id]);
 	});
 
+	describe('添付ファイル情報', () => {
+		test('ファイルを添付した場合、投稿成功時にファイル情報入りのレスポンスが帰ってくる', async () => {
+			const file = await uploadFile(alice);
+			const res = await api('/notes/create', {
+				fileIds: [file.body.id],
+			}, alice);
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(typeof res.body === 'object' && !Array.isArray(res.body), true);
+			assert.strictEqual(res.body.createdNote.files.length, 1);
+			assert.strictEqual(res.body.createdNote.files[0].id, file.body.id);
+		});
+
+		test('ファイルを添付した場合、タイムラインでファイル情報入りのレスポンスが帰ってくる', async () => {
+			const file = await uploadFile(alice);
+			const createdNote = await api('/notes/create', {
+				fileIds: [file.body.id],
+			}, alice);
+
+			assert.strictEqual(createdNote.status, 200);
+
+			const res = await api('/notes', {
+				withFiles: true,
+			}, alice);
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(Array.isArray(res.body), true);
+			const myNote = res.body.find((note: { id: string; files: { id: string }[] }) => note.id === createdNote.body.createdNote.id);
+			assert.notEqual(myNote, null);
+			assert.strictEqual(myNote.files.length, 1);
+			assert.strictEqual(myNote.files[0].id, file.body.id);
+		});
+
+		test('ファイルが添付されたノートをリノートした場合、タイムラインでファイル情報入りのレスポンスが帰ってくる', async () => {
+			const file = await uploadFile(alice);
+			const createdNote = await api('/notes/create', {
+				fileIds: [file.body.id],
+			}, alice);
+
+			assert.strictEqual(createdNote.status, 200);
+
+			const renoted = await api('/notes/create', {
+				renoteId: createdNote.body.createdNote.id,
+			}, alice);
+			assert.strictEqual(renoted.status, 200);
+
+			const res = await api('/notes', {
+				renote: true,
+			}, alice);
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(Array.isArray(res.body), true);
+			const myNote = res.body.find((note: { id: string }) => note.id === renoted.body.createdNote.id);
+			assert.notEqual(myNote, null);
+			assert.strictEqual(myNote.renote.files.length, 1);
+			assert.strictEqual(myNote.renote.files[0].id, file.body.id);
+		});
+
+		test('ファイルが添付されたノートに返信した場合、タイムラインでファイル情報入りのレスポンスが帰ってくる', async () => {
+			const file = await uploadFile(alice);
+			const createdNote = await api('/notes/create', {
+				fileIds: [file.body.id],
+			}, alice);
+
+			assert.strictEqual(createdNote.status, 200);
+
+			const reply = await api('/notes/create', {
+				replyId: createdNote.body.createdNote.id,
+				text: 'this is reply',
+			}, alice);
+			assert.strictEqual(reply.status, 200);
+
+			const res = await api('/notes', {
+				reply: true,
+			}, alice);
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(Array.isArray(res.body), true);
+			const myNote = res.body.find((note: { id: string }) => note.id === reply.body.createdNote.id);
+			assert.notEqual(myNote, null);
+			assert.strictEqual(myNote.reply.files.length, 1);
+			assert.strictEqual(myNote.reply.files[0].id, file.body.id);
+		});
+
+		test('ファイルが添付されたノートへの返信をリノートした場合、タイムラインでファイル情報入りのレスポンスが帰ってくる', async () => {
+			const file = await uploadFile(alice);
+			const createdNote = await api('/notes/create', {
+				fileIds: [file.body.id],
+			}, alice);
+
+			assert.strictEqual(createdNote.status, 200);
+
+			const reply = await api('/notes/create', {
+				replyId: createdNote.body.createdNote.id,
+				text: 'this is reply',
+			}, alice);
+			assert.strictEqual(reply.status, 200);
+
+			const renoted = await api('/notes/create', {
+				renoteId: reply.body.createdNote.id,
+			}, alice);
+			assert.strictEqual(renoted.status, 200);
+
+			const res = await api('/notes', {
+				renote: true,
+			}, alice);
+
+			assert.strictEqual(res.status, 200);
+			assert.strictEqual(Array.isArray(res.body), true);
+			const myNote = res.body.find((note: { id: string }) => note.id === renoted.body.createdNote.id);
+			assert.notEqual(myNote, null);
+			assert.strictEqual(myNote.renote.reply.files.length, 1);
+			assert.strictEqual(myNote.renote.reply.files[0].id, file.body.id);
+		});
+	});
+
 	describe('notes/create', () => {
 		test('投票を添付できる', async () => {
 			const res = await api('/notes/create', {
diff --git a/packages/backend/test/unit/misc/others.ts b/packages/backend/test/unit/misc/others.ts
new file mode 100644
index 0000000000..c476aef33b
--- /dev/null
+++ b/packages/backend/test/unit/misc/others.ts
@@ -0,0 +1,42 @@
+import { describe, test, expect } from '@jest/globals';
+import { contentDisposition } from '@/misc/content-disposition.js';
+import { correctFilename } from '@/misc/correct-filename.js';
+
+describe('misc:content-disposition', () => {
+    test('inline', () => {
+        expect(contentDisposition('inline', 'foo bar')).toBe('inline; filename=\"foo_bar\"; filename*=UTF-8\'\'foo%20bar');
+    });
+    test('attachment', () => {
+        expect(contentDisposition('attachment', 'foo bar')).toBe('attachment; filename=\"foo_bar\"; filename*=UTF-8\'\'foo%20bar');
+    });
+    test('non ascii', () => {
+        expect(contentDisposition('attachment', 'ファイル名')).toBe('attachment; filename=\"_____\"; filename*=UTF-8\'\'%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%90%8D');
+    });
+});
+
+describe('misc:correct-filename', () => {
+    test('simple', () => {
+        expect(correctFilename('filename', 'jpg')).toBe('filename.jpg');
+    });
+    test('with same ext', () => {
+        expect(correctFilename('filename.jpg', 'jpg')).toBe('filename.jpg');
+    });
+    test('.ext', () => {
+        expect(correctFilename('filename.jpg', '.jpg')).toBe('filename.jpg');
+    });
+    test('with different ext', () => {
+        expect(correctFilename('filename.webp', 'jpg')).toBe('filename.webp.jpg');
+    });
+    test('non ascii with space', () => {
+        expect(correctFilename('ファイル 名前', 'jpg')).toBe('ファイル 名前.jpg');
+    });
+    test('jpeg', () => {
+        expect(correctFilename('filename.jpeg', 'jpg')).toBe('filename.jpeg');
+    });
+    test('tiff', () => {
+        expect(correctFilename('filename.tiff', 'tif')).toBe('filename.tiff');
+    });
+    test('null ext', () => {
+        expect(correctFilename('filename', null)).toBe('filename.unknown');
+    });
+});
diff --git a/packages/frontend/src/components/MkFolder.vue b/packages/frontend/src/components/MkFolder.vue
index a54a1c2305..2748a9e491 100644
--- a/packages/frontend/src/components/MkFolder.vue
+++ b/packages/frontend/src/components/MkFolder.vue
@@ -1,41 +1,46 @@
 <template>
-<div ref="rootEl" :class="[$style.root, { [$style.opened]: opened }]">
-	<div :class="$style.header" class="_button" @click="toggle">
-		<div :class="$style.headerIcon"><slot name="icon"></slot></div>
-		<div :class="$style.headerText">
-			<div :class="$style.headerTextMain">
-				<slot name="label"></slot>
-			</div>
-			<div :class="$style.headerTextSub">
-				<slot name="caption"></slot>
-			</div>
-		</div>
-		<div :class="$style.headerRight">
-			<span :class="$style.headerRightText"><slot name="suffix"></slot></span>
-			<i v-if="opened" class="ti ti-chevron-up icon"></i>
-			<i v-else class="ti ti-chevron-down icon"></i>
-		</div>
-	</div>
-	<div v-if="openedAtLeastOnce" :class="[$style.body, { [$style.bgSame]: bgSame }]" :style="{ maxHeight: maxHeight ? `${maxHeight}px` : null }">
-		<Transition
-			:enter-active-class="$store.state.animation ? $style.transition_toggle_enterActive : ''"
-			:leave-active-class="$store.state.animation ? $style.transition_toggle_leaveActive : ''"
-			:enter-from-class="$store.state.animation ? $style.transition_toggle_enterFrom : ''"
-			:leave-to-class="$store.state.animation ? $style.transition_toggle_leaveTo : ''"
-			@enter="enter"
-			@after-enter="afterEnter"
-			@leave="leave"
-			@after-leave="afterLeave"
-		>
-			<KeepAlive>
-				<div v-show="opened">
-					<MkSpacer :margin-min="14" :margin-max="22">
-						<slot></slot>
-					</MkSpacer>
+<div ref="rootEl" :class="$style.root">
+	<MkStickyContainer>
+		<template #header>
+			<div :class="[$style.header, { [$style.opened]: opened }]" class="_button" @click="toggle">
+				<div :class="$style.headerIcon"><slot name="icon"></slot></div>
+				<div :class="$style.headerText">
+					<div :class="$style.headerTextMain">
+						<slot name="label"></slot>
+					</div>
+					<div :class="$style.headerTextSub">
+						<slot name="caption"></slot>
+					</div>
 				</div>
-			</KeepAlive>
-		</Transition>
-	</div>
+				<div :class="$style.headerRight">
+					<span :class="$style.headerRightText"><slot name="suffix"></slot></span>
+					<i v-if="opened" class="ti ti-chevron-up icon"></i>
+					<i v-else class="ti ti-chevron-down icon"></i>
+				</div>
+			</div>
+		</template>
+
+		<div v-if="openedAtLeastOnce" :class="[$style.body, { [$style.bgSame]: bgSame }]" :style="{ maxHeight: maxHeight ? `${maxHeight}px` : null, overflow: maxHeight ? `auto` : null }">
+			<Transition
+				:enter-active-class="$store.state.animation ? $style.transition_toggle_enterActive : ''"
+				:leave-active-class="$store.state.animation ? $style.transition_toggle_leaveActive : ''"
+				:enter-from-class="$store.state.animation ? $style.transition_toggle_enterFrom : ''"
+				:leave-to-class="$store.state.animation ? $style.transition_toggle_leaveTo : ''"
+				@enter="enter"
+				@after-enter="afterEnter"
+				@leave="leave"
+				@after-leave="afterLeave"
+			>
+				<KeepAlive>
+					<div v-show="opened">
+						<MkSpacer :margin-min="14" :margin-max="22">
+							<slot></slot>
+						</MkSpacer>
+					</div>
+				</KeepAlive>
+			</Transition>
+		</div>
+	</MkStickyContainer>
 </div>
 </template>
 
@@ -117,12 +122,6 @@ onMounted(() => {
 
 .root {
 	display: block;
-
-	&.opened {
-		> .header {
-			border-radius: 6px 6px 0 0;
-		}
-	}
 }
 
 .header {
@@ -132,6 +131,8 @@ onMounted(() => {
 	box-sizing: border-box;
 	padding: 9px 12px 9px 12px;
 	background: var(--buttonBg);
+	-webkit-backdrop-filter: var(--blur, blur(15px));
+	backdrop-filter: var(--blur, blur(15px));
 	border-radius: 6px;
 	transition: border-radius 0.3s;
 
@@ -144,6 +145,10 @@ onMounted(() => {
 		color: var(--accent);
 		background: var(--buttonHoverBg);
 	}
+
+	&.opened {
+		border-radius: 6px 6px 0 0;
+	}
 }
 
 .headerUpper {
@@ -153,7 +158,7 @@ onMounted(() => {
 
 .headerLower {
 	color: var(--fgTransparentWeak);
-    font-size: .85em;
+	font-size: .85em;
 	padding-left: 4px;
 }
 
@@ -202,7 +207,6 @@ onMounted(() => {
 	background: var(--panel);
 	border-radius: 0 0 6px 6px;
 	container-type: inline-size;
-	overflow: auto;
 
 	&.bgSame {
 		background: var(--bg);
diff --git a/packages/frontend/src/components/MkPagination.vue b/packages/frontend/src/components/MkPagination.vue
index 378d0ac020..a1a61a6fd6 100644
--- a/packages/frontend/src/components/MkPagination.vue
+++ b/packages/frontend/src/components/MkPagination.vue
@@ -21,14 +21,14 @@
 
 	<div v-else ref="rootEl">
 		<div v-show="pagination.reversed && more" key="_more_" class="_margin">
-			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? fetchMoreAhead : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary @click="fetchMoreAhead">
+			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? fetchMoreAhead : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary rounded @click="fetchMoreAhead">
 				{{ i18n.ts.loadMore }}
 			</MkButton>
 			<MkLoading v-else class="loading"/>
 		</div>
 		<slot :items="items" :fetching="fetching || moreFetching"></slot>
 		<div v-show="!pagination.reversed && more" key="_more_" class="_margin">
-			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? fetchMore : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary @click="fetchMore">
+			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? fetchMore : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary rounded @click="fetchMore">
 				{{ i18n.ts.loadMore }}
 			</MkButton>
 			<MkLoading v-else class="loading"/>
diff --git a/packages/frontend/src/components/MkPostForm.vue b/packages/frontend/src/components/MkPostForm.vue
index 2b3e2c8646..09f672be7b 100644
--- a/packages/frontend/src/components/MkPostForm.vue
+++ b/packages/frontend/src/components/MkPostForm.vue
@@ -658,7 +658,14 @@ async function post(ev?: MouseEvent) {
 			if ((text.includes('love') || text.includes('❤')) && text.includes('misskey')) {
 				claimAchievement('iLoveMisskey');
 			}
-			if (text.includes('Efrlqw8ytg4'.toLowerCase()) || text.includes('XVCwzwxdHuA'.toLowerCase())) {
+			if (
+				text.includes('https://youtu.be/Efrlqw8ytg4'.toLowerCase()) ||
+				text.includes('https://www.youtube.com/watch?v=Efrlqw8ytg4'.toLowerCase()) ||
+				text.includes('https://m.youtube.com/watch?v=Efrlqw8ytg4'.toLowerCase()) ||
+				text.includes('https://youtu.be/XVCwzwxdHuA'.toLowerCase()) ||
+				text.includes('https://www.youtube.com/watch?v=XVCwzwxdHuA'.toLowerCase()) ||
+				text.includes('https://m.youtube.com/watch?v=XVCwzwxdHuA'.toLowerCase())
+			) {
 				claimAchievement('brainDiver');
 			}
 
diff --git a/packages/frontend/src/components/MkSignup.vue b/packages/frontend/src/components/MkSignup.vue
index d8703a0b1b..62ada6b736 100644
--- a/packages/frontend/src/components/MkSignup.vue
+++ b/packages/frontend/src/components/MkSignup.vue
@@ -9,6 +9,7 @@
 		<template #prefix>@</template>
 		<template #suffix>@{{ host }}</template>
 		<template #caption>
+			<div><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.cannotBeChangedLater }}</div>
 			<span v-if="usernameState === 'wait'" style="color:#999"><MkLoading :em="true"/> {{ i18n.ts.checking }}</span>
 			<span v-else-if="usernameState === 'ok'" style="color: var(--success)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.available }}</span>
 			<span v-else-if="usernameState === 'unavailable'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.unavailable }}</span>
diff --git a/packages/frontend/src/components/form/section.vue b/packages/frontend/src/components/form/section.vue
index a838164978..55308b9c80 100644
--- a/packages/frontend/src/components/form/section.vue
+++ b/packages/frontend/src/components/form/section.vue
@@ -1,7 +1,7 @@
 <template>
-<div class="vrtktovh" :class="{ first }">
-	<div class="label"><slot name="label"></slot></div>
-	<div class="main">
+<div :class="[$style.root, { [$style.rootFirst]: first }]">
+	<div :class="[$style.label, { [$style.labelFirst]: first }]"><slot name="label"></slot></div>
+	<div :class="$style.main">
 		<slot></slot>
 	</div>
 </div>
@@ -13,31 +13,31 @@ defineProps<{
 }>();
 </script>
 
-<style lang="scss" scoped>
-.vrtktovh {
+<style lang="scss" module>
+.root {
 	border-top: solid 0.5px var(--divider);
 	//border-bottom: solid 0.5px var(--divider);
+}
 
-	> .label {
-		font-weight: bold;
-		padding: 1.5em 0 0 0;
-		margin: 0 0 16px 0;
+.rootFirst {
+	border-top: none;
+}
 
-		&:empty {
-			display: none;
-		}
-	}
+.label {
+	font-weight: bold;
+	padding: 1.5em 0 0 0;
+	margin: 0 0 16px 0;
 
-	> .main {
-		margin: 1.5em 0 0 0;
-	}
-
-	&.first {
-		border-top: none;
-
-		> .label {
-			padding-top: 0;
-		}
+	&:empty {
+		display: none;
 	}
 }
+
+.labelFirst {
+	padding-top: 0;
+}
+
+.main {
+	margin: 1.5em 0 0 0;
+}
 </style>
diff --git a/packages/frontend/src/pages/about-misskey.vue b/packages/frontend/src/pages/about-misskey.vue
index 51c3de43fe..3c073fc7c4 100644
--- a/packages/frontend/src/pages/about-misskey.vue
+++ b/packages/frontend/src/pages/about-misskey.vue
@@ -84,6 +84,12 @@
 					</div>
 					<p>{{ i18n.ts._aboutMisskey.morePatrons }}</p>
 				</FormSection>
+				<FormSection>
+					<template #label>Special thanks</template>
+					<div style="text-align: center;">
+						<a style="display: inline-block;" class="dcadvirth" title="DC Advirth" href="https://www.dotchain.ltd/advirth" target="_blank"><img width="200" src="https://misskey-hub.net/sponsors/dcadvirth.png" alt="DC Advirth"></a>
+					</div>
+				</FormSection>
 			</div>
 		</MkSpacer>
 	</div>
@@ -203,6 +209,7 @@ const patrons = [
 	'pixeldesu',
 	'あめ玉',
 	'氷月氷華里',
+	'Ebise Lutica',
 ];
 
 let thereIsTreasure = $ref($i && !claimedAchievements.includes('foundTreasure'));
diff --git a/packages/frontend/src/pages/admin/roles.edit.vue b/packages/frontend/src/pages/admin/roles.edit.vue
index 2a65a75187..ac6cca84c1 100644
--- a/packages/frontend/src/pages/admin/roles.edit.vue
+++ b/packages/frontend/src/pages/admin/roles.edit.vue
@@ -46,7 +46,8 @@ if (props.id) {
 	data = {
 		name: 'New Role',
 		description: '',
-		rolePermission: 'normal',
+		isAdministrator: false,
+		isModerator: false,
 		color: null,
 		iconUrl: null,
 		target: 'manual',
diff --git a/packages/frontend/src/pages/admin/roles.role.vue b/packages/frontend/src/pages/admin/roles.role.vue
index e09f22e345..6eac902577 100644
--- a/packages/frontend/src/pages/admin/roles.role.vue
+++ b/packages/frontend/src/pages/admin/roles.role.vue
@@ -11,7 +11,7 @@
 				<MkFolder>
 					<template #icon><i class="ti ti-info-circle"></i></template>
 					<template #label>{{ i18n.ts.info }}</template>
-					<XEditor v-model="role" readonly/>
+					<XEditor :model-value="role" readonly/>
 				</MkFolder>
 				<MkFolder v-if="role.target === 'manual'" default-open>
 					<template #icon><i class="ti ti-users"></i></template>
diff --git a/packages/frontend/src/pages/admin/roles.vue b/packages/frontend/src/pages/admin/roles.vue
index d89f0d2a7d..25d8f3ad6e 100644
--- a/packages/frontend/src/pages/admin/roles.vue
+++ b/packages/frontend/src/pages/admin/roles.vue
@@ -4,7 +4,6 @@
 		<template #header><XHeader :actions="headerActions" :tabs="headerTabs"/></template>
 		<MkSpacer :content-max="700">
 			<div class="_gaps">
-				<MkButton primary rounded @click="create"><i class="ti ti-plus"></i> {{ i18n.ts._role.new }}</MkButton>
 				<MkFolder>
 					<template #label>{{ i18n.ts._role.baseRole }}</template>
 					<div class="_gaps_s">
@@ -132,8 +131,20 @@
 						<MkButton primary rounded @click="updateBaseRole">{{ i18n.ts.save }}</MkButton>
 					</div>
 				</MkFolder>
+				<MkButton primary rounded @click="create"><i class="ti ti-plus"></i> {{ i18n.ts._role.new }}</MkButton>
 				<div class="_gaps_s">
-					<MkRolePreview v-for="role in roles" :key="role.id" :role="role" :for-moderation="true"/>
+					<MkFoldableSection>
+						<template #header>Manual roles</template>
+						<div class="_gaps_s">
+							<MkRolePreview v-for="role in roles.filter(x => x.target === 'manual')" :key="role.id" :role="role" :for-moderation="true"/>
+						</div>
+					</MkFoldableSection>
+					<MkFoldableSection>
+						<template #header>Conditional roles</template>
+						<div class="_gaps_s">
+							<MkRolePreview v-for="role in roles.filter(x => x.target === 'conditional')" :key="role.id" :role="role" :for-moderation="true"/>
+						</div>
+					</MkFoldableSection>
 				</div>
 			</div>
 		</MkSpacer>
@@ -155,6 +166,7 @@ import { i18n } from '@/i18n';
 import { definePageMetadata } from '@/scripts/page-metadata';
 import { instance } from '@/instance';
 import { useRouter } from '@/router';
+import MkFoldableSection from '@/components/MkFoldableSection.vue';
 
 const ROLE_POLICIES = [
 	'gtlAvailable',
diff --git a/packages/frontend/src/pages/channel.vue b/packages/frontend/src/pages/channel.vue
index 6b4fcb32f8..65edb97e83 100644
--- a/packages/frontend/src/pages/channel.vue
+++ b/packages/frontend/src/pages/channel.vue
@@ -1,30 +1,25 @@
 <template>
 <MkStickyContainer>
 	<template #header><MkPageHeader v-model:tab="tab" :actions="headerActions" :tabs="headerTabs"/></template>
-	<MkSpacer :content-max="700">
-		<div v-if="channel && tab === 'timeline'" class="_gaps">
-			<div class="wpgynlbz _panel" :class="{ hide: !showBanner }">
-				<XChannelFollowButton :channel="channel" :full="true" class="subscribe"/>
-				<button class="_button toggle" @click="() => showBanner = !showBanner">
-					<template v-if="showBanner"><i class="ti ti-chevron-up"></i></template>
-					<template v-else><i class="ti ti-chevron-down"></i></template>
-				</button>
-				<div v-if="!showBanner" class="hideOverlay">
-				</div>
-				<div :style="{ backgroundImage: channel.bannerUrl ? `url(${channel.bannerUrl})` : null }" class="banner">
-					<div class="status">
+	<MkSpacer :content-max="700" :class="$style.main">
+		<div v-if="channel && tab === 'overview'" class="_gaps">
+			<div class="_panel" :class="$style.bannerContainer">
+				<XChannelFollowButton :channel="channel" :full="true" :class="$style.subscribe"/>
+				<div :style="{ backgroundImage: channel.bannerUrl ? `url(${channel.bannerUrl})` : null }" :class="$style.banner">
+					<div :class="$style.bannerStatus">
 						<div><i class="ti ti-users ti-fw"></i><I18n :src="i18n.ts._channel.usersCount" tag="span" style="margin-left: 4px;"><template #n><b>{{ channel.usersCount }}</b></template></I18n></div>
 						<div><i class="ti ti-pencil ti-fw"></i><I18n :src="i18n.ts._channel.notesCount" tag="span" style="margin-left: 4px;"><template #n><b>{{ channel.notesCount }}</b></template></I18n></div>
 					</div>
-					<div class="fade"></div>
+					<div :class="$style.bannerFade"></div>
 				</div>
-				<div v-if="channel.description" class="description">
+				<div v-if="channel.description" :class="$style.description">
 					<Mfm :text="channel.description" :is-note="false" :i="$i"/>
 				</div>
 			</div>
-
+		</div>
+		<div v-if="channel && tab === 'timeline'" class="_gaps">
 			<!-- スマホ・タブレットの場合、キーボードが表示されると投稿が見づらくなるので、デスクトップ場合のみ自動でフォーカスを当てる -->
-			<MkPostForm v-if="$i" :channel="channel" class="post-form _panel" fixed :autofocus="deviceKind === 'desktop'"/>
+			<MkPostForm v-if="$i && defaultStore.reactiveState.showFixedPostFormInChannel.value" :channel="channel" class="post-form _panel" fixed :autofocus="deviceKind === 'desktop'"/>
 
 			<MkTimeline :key="channelId" src="channel" :channel="channelId" @before="before" @after="after"/>
 		</div>
@@ -32,6 +27,15 @@
 			<MkNotes :pagination="featuredPagination"/>
 		</div>
 	</MkSpacer>
+	<template #footer>
+		<div :class="$style.footer">
+			<MkSpacer :content-max="700" :margin-min="16" :margin-max="16">
+				<div class="_buttonsCenter">
+					<MkButton inline rounded primary gradate @click="openPostForm()"><i class="ti ti-pencil"></i> {{ i18n.ts.postToTheChannel }}</MkButton>
+				</div>
+			</MkSpacer>
+		</div>
+	</template>
 </MkStickyContainer>
 </template>
 
@@ -47,6 +51,9 @@ import { i18n } from '@/i18n';
 import { definePageMetadata } from '@/scripts/page-metadata';
 import { deviceKind } from '@/scripts/device-kind';
 import MkNotes from '@/components/MkNotes.vue';
+import { url } from '@/config';
+import MkButton from '@/components/MkButton.vue';
+import { defaultStore } from '@/store';
 
 const router = useRouter();
 
@@ -56,7 +63,6 @@ const props = defineProps<{
 
 let tab = $ref('timeline');
 let channel = $ref(null);
-let showBanner = $ref(true);
 const featuredPagination = $computed(() => ({
 	endpoint: 'notes/featured' as const,
 	limit: 10,
@@ -76,13 +82,35 @@ function edit() {
 	router.push(`/channels/${channel.id}/edit`);
 }
 
+function openPostForm() {
+	os.post({
+		channel: {
+			id: channel.id,
+		},
+	});
+}
+
 const headerActions = $computed(() => channel && channel.userId ? [{
+	icon: 'ti ti-share',
+	text: i18n.ts.share,
+	handler: async (): Promise<void> => {
+		navigator.share({
+			title: channel.name,
+			text: channel.description,
+			url: `${url}/channels/${channel.id}`,
+		});
+	},
+}, {
 	icon: 'ti ti-settings',
 	text: i18n.ts.edit,
 	handler: edit,
 }] : null);
 
 const headerTabs = $computed(() => [{
+	key: 'overview',
+	title: i18n.ts.overview,
+	icon: 'ti ti-info-circle',
+}, {
 	key: 'timeline',
 	title: i18n.ts.timeline,
 	icon: 'ti ti-home',
@@ -98,102 +126,57 @@ definePageMetadata(computed(() => channel ? {
 } : null));
 </script>
 
-<style lang="scss" scoped>
-.wpgynlbz {
+<style lang="scss" module>
+.main {
+	min-height: calc(var(--containerHeight) - (var(--stickyTop, 0px) + var(--stickyBottom, 0px)));
+}
+
+.footer {
+	-webkit-backdrop-filter: var(--blur, blur(15px));
+	backdrop-filter: var(--blur, blur(15px));
+	border-top: solid 0.5px var(--divider);
+}
+
+.bannerContainer {
 	position: relative;
+}
 
-	> .subscribe {
-		position: absolute;
-		z-index: 1;
-		top: 16px;
-		left: 16px;
-	}
+.subscribe {
+	position: absolute;
+	z-index: 1;
+	top: 16px;
+	left: 16px;
+}
 
-	> .toggle {
-		position: absolute;
-		z-index: 2;
-    top: 8px;
-		right: 8px;
-		font-size: 1.2em;
-		width: 48px;
-		height: 48px;
-		color: #fff;
-		background: rgba(0, 0, 0, 0.5);
-		border-radius: 100%;
-		
-		> i {
-			vertical-align: middle;
-		}
-	}
-	
-	> .banner {
-		position: relative;
-		height: 200px;
-		background-position: center;
-		background-size: cover;
+.banner {
+	position: relative;
+	height: 200px;
+	background-position: center;
+	background-size: cover;
+}
 
-		> .fade {
-			position: absolute;
-			bottom: 0;
-			left: 0;
-			width: 100%;
-			height: 64px;
-			background: linear-gradient(0deg, var(--panel), var(--X15));
-		}
+.bannerFade {
+	position: absolute;
+	bottom: 0;
+	left: 0;
+	width: 100%;
+	height: 64px;
+	background: linear-gradient(0deg, var(--panel), var(--X15));
+}
 
-		> .status {
-			position: absolute;
-			z-index: 1;
-			bottom: 16px;
-			right: 16px;
-			padding: 8px 12px;
-			font-size: 80%;
-			background: rgba(0, 0, 0, 0.7);
-			border-radius: 6px;
-			color: #fff;
-		}
-	}
+.bannerStatus {
+	position: absolute;
+	z-index: 1;
+	bottom: 16px;
+	right: 16px;
+	padding: 8px 12px;
+	font-size: 80%;
+	background: rgba(0, 0, 0, 0.7);
+	border-radius: 6px;
+	color: #fff;
+}
 
-	> .description {
-		padding: 16px;
-	}
-
-	> .hideOverlay {
-		position: absolute;
-		z-index: 1;
-		top: 0;
-		left: 0;
-		width: 100%;
-		height: 100%;
-		-webkit-backdrop-filter: var(--blur, blur(16px));
-		backdrop-filter: var(--blur, blur(16px));
-		background: rgba(0, 0, 0, 0.3);
-	}
-
-	&.hide {
-		> .subscribe {
-			display: none;
-		}
-
-		> .toggle {
-			top: 0;
-			right: 0;
-			height: 100%;
-			background: transparent;
-		}
-
-		> .banner {
-			height: 42px;
-			filter: blur(8px);
-
-			> * {
-				display: none;
-			}
-		}
-
-		> .description {
-			display: none;
-		}
-	}
+.description {
+	padding: 16px;
 }
 </style>
diff --git a/packages/frontend/src/pages/clip.vue b/packages/frontend/src/pages/clip.vue
index d4e8f27005..d66088d33a 100644
--- a/packages/frontend/src/pages/clip.vue
+++ b/packages/frontend/src/pages/clip.vue
@@ -26,6 +26,7 @@ import { $i } from '@/account';
 import { i18n } from '@/i18n';
 import * as os from '@/os';
 import { definePageMetadata } from '@/scripts/page-metadata';
+import { url } from '@/config';
 
 const props = defineProps<{
 	clipId: string,
@@ -82,7 +83,17 @@ const headerActions = $computed(() => clip && isOwned ? [{
 			...result,
 		});
 	},
-}, {
+}, ...(clip.isPublic ? [{
+	icon: 'ti ti-share',
+	text: i18n.ts.share,
+	handler: async (): Promise<void> => {
+		navigator.share({
+			title: clip.name,
+			text: clip.description,
+			url: `${url}/clips/${clip.id}`,
+		});
+	},
+}] : []), {
 	icon: 'ti ti-trash',
 	text: i18n.ts.delete,
 	danger: true,
diff --git a/packages/frontend/src/pages/explore.roles.vue b/packages/frontend/src/pages/explore.roles.vue
index 8be11008c2..51177d079c 100644
--- a/packages/frontend/src/pages/explore.roles.vue
+++ b/packages/frontend/src/pages/explore.roles.vue
@@ -16,7 +16,7 @@ let roles = $ref();
 os.api('roles/list', {
 	limit: 30,
 }).then(res => {
-	roles = res;
+	roles = res.filter(x => x.target === 'manual');
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/email.vue b/packages/frontend/src/pages/settings/email.vue
index 1734dcfe42..b1e6f223b6 100644
--- a/packages/frontend/src/pages/settings/email.vue
+++ b/packages/frontend/src/pages/settings/email.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="_gaps_m">
+<div v-if="instance.enableEmail" class="_gaps_m">
 	<FormSection first>
 		<template #label>{{ i18n.ts.emailAddress }}</template>
 		<MkInput v-model="emailAddress" type="email" manual-save>
@@ -37,17 +37,22 @@
 		</div>
 	</FormSection>
 </div>
+<div v-if="!instance.enableEmail" class="_gaps_m">
+	<MkInfo>{{ i18n.ts.emailNotSupported }}</MkInfo>
+</div>
 </template>
 
 <script lang="ts" setup>
 import { onMounted, ref, watch } from 'vue';
 import FormSection from '@/components/form/section.vue';
+import MkInfo from '@/components/MkInfo.vue';
 import MkInput from '@/components/MkInput.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
 import * as os from '@/os';
 import { $i } from '@/account';
 import { i18n } from '@/i18n';
 import { definePageMetadata } from '@/scripts/page-metadata';
+import { instance } from '@/instance';
 
 const emailAddress = ref($i!.email);
 
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index a578c5c747..2e2c456c07 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -21,6 +21,7 @@
 	</MkRadios>
 
 	<MkSwitch v-model="showFixedPostForm">{{ i18n.ts.showFixedPostForm }}</MkSwitch>
+	<MkSwitch v-model="showFixedPostFormInChannel">{{ i18n.ts.showFixedPostFormInChannel }}</MkSwitch>
 
 	<FormSection>
 		<template #label>{{ i18n.ts.behavior }}</template>
@@ -156,6 +157,7 @@ const loadRawImages = computed(defaultStore.makeGetterSetter('loadRawImages'));
 const imageNewTab = computed(defaultStore.makeGetterSetter('imageNewTab'));
 const nsfw = computed(defaultStore.makeGetterSetter('nsfw'));
 const showFixedPostForm = computed(defaultStore.makeGetterSetter('showFixedPostForm'));
+const showFixedPostFormInChannel = computed(defaultStore.makeGetterSetter('showFixedPostFormInChannel'));
 const numberOfPageCache = computed(defaultStore.makeGetterSetter('numberOfPageCache'));
 const instanceTicker = computed(defaultStore.makeGetterSetter('instanceTicker'));
 const enableInfiniteScroll = computed(defaultStore.makeGetterSetter('enableInfiniteScroll'));
@@ -191,6 +193,7 @@ watch([
 	enableInfiniteScroll,
 	squareAvatars,
 	aiChanMode,
+	showNoteActionsOnlyHover,
 	showGapBetweenNotesInTimeline,
 	instanceTicker,
 	overridedDeviceKind,
diff --git a/packages/frontend/src/pages/settings/preferences-backups.vue b/packages/frontend/src/pages/settings/preferences-backups.vue
index e3cf1aefb0..28e39236f7 100644
--- a/packages/frontend/src/pages/settings/preferences-backups.vue
+++ b/packages/frontend/src/pages/settings/preferences-backups.vue
@@ -73,6 +73,7 @@ const defaultStoreSaveKeys: (keyof typeof defaultStore['state'])[] = [
 	'useBlurEffectForModal',
 	'useBlurEffect',
 	'showFixedPostForm',
+	'showFixedPostFormInChannel',
 	'enableInfiniteScroll',
 	'useReactionPickerForContextMenu',
 	'showGapBetweenNotesInTimeline',
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index 441b19440c..02794175ae 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -352,6 +352,9 @@ onUnmounted(() => {
 				> .roles {
 					padding: 24px 24px 0 154px;
 					font-size: 0.95em;
+					display: flex;
+					flex-wrap: wrap;
+					gap: 8px;
 
 					> .role {
 						border: solid 1px var(--color, var(--divider));
@@ -493,7 +496,7 @@ onUnmounted(() => {
 
 				> .roles {
 					padding: 16px 16px 0 16px;
-					text-align: center;
+					justify-content: center;
 				}
 
 				> .description {
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index a6ad1774ff..2766b434fc 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -197,6 +197,10 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: false,
 	},
+	showFixedPostFormInChannel: {
+		where: 'device',
+		default: false,
+	},
 	enableInfiniteScroll: {
 		where: 'device',
 		default: true,
@@ -271,7 +275,7 @@ export const defaultStore = markRaw(new Storage('base', {
 	},
 	numberOfPageCache: {
 		where: 'device',
-		default: 5,
+		default: 3,
 	},
 	showNoteActionsOnlyHover: {
 		where: 'device',
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index 5a465d7873..3634e02745 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -285,6 +285,12 @@ hr {
 	flex-wrap: wrap;
 }
 
+._buttonsCenter {
+	@extend ._buttons;
+
+	justify-content: center;
+}
+
 ._borderButton {
 	@extend ._button;
 	display: block;
diff --git a/packages/frontend/src/ui/deck/channel-column.vue b/packages/frontend/src/ui/deck/channel-column.vue
index 4c6b41e42e..b81d6729e6 100644
--- a/packages/frontend/src/ui/deck/channel-column.vue
+++ b/packages/frontend/src/ui/deck/channel-column.vue
@@ -61,7 +61,6 @@ function post() {
 		channel: {
 			id: props.column.channelId,
 		},
-		instant: true,
 	});
 }
 
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 1b9947a080..17be01e45c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -198,6 +198,7 @@ importers:
       seedrandom: 3.0.5
       semver: 7.3.8
       sharp: 0.31.3
+      sharp-read-bmp: github:misskey-dev/sharp-read-bmp
       strict-event-emitter-types: 2.0.0
       stringz: 2.1.0
       summaly: github:misskey-dev/summaly
@@ -305,6 +306,7 @@ importers:
       seedrandom: 3.0.5
       semver: 7.3.8
       sharp: 0.31.3
+      sharp-read-bmp: github.com/misskey-dev/sharp-read-bmp/02d9dc189fa7df0c4bea09330be26741772dac01
       strict-event-emitter-types: 2.0.0
       stringz: 2.1.0
       summaly: github.com/misskey-dev/summaly/51f3870e1ff5e0b22102e804112b10cb72f3c494
@@ -948,6 +950,10 @@ packages:
       '@bull-board/api': 4.12.1
     dev: false
 
+  /@canvas/image-data/1.0.0:
+    resolution: {integrity: sha512-BxOqI5LgsIQP1odU5KMwV9yoijleOPzHL18/YvNqF9KFSGF2K/DLlYAbDQsWqd/1nbaFuSkYD/191dpMtNh4vw==}
+    dev: false
+
   /@chainsafe/is-ip/2.0.1:
     resolution: {integrity: sha512-nqSJ8u2a1Rv9FYbyI8qpDhTYujaKEyLknNrTejLYoSWmdeg+2WB7R6BZqPZYfrJzDxVi3rl6ZQuoaEvpKRZWgQ==}
     dev: false
@@ -3859,7 +3865,7 @@ packages:
   /axios/0.24.0:
     resolution: {integrity: sha512-Q6cWsys88HoPgAaFAVUb0WpPk0O8iTeisR9IMqy9G8AbO4NlpVknrnQS03zzF9PGAWgO3cgletO3VjV/P7VztA==}
     dependencies:
-      follow-redirects: 1.15.2
+      follow-redirects: 1.15.2_debug@4.3.4
     transitivePeerDependencies:
       - debug
     dev: false
@@ -3867,7 +3873,7 @@ packages:
   /axios/0.27.2_debug@4.3.4:
     resolution: {integrity: sha512-t+yRIyySRTp/wua5xEr+z1q60QmLq8ABsS5O9Me1AsE5dfKqgnCFzwiCZZ/cGNd1lq4/7akDWMxdhVlucjmnOQ==}
     dependencies:
-      follow-redirects: 1.15.2
+      follow-redirects: 1.15.2_debug@4.3.4
       form-data: 4.0.0
     transitivePeerDependencies:
       - debug
@@ -5201,6 +5207,23 @@ packages:
     resolution: {integrity: sha512-ic1yEvwT6GuvaYwBLLY6/aFFgjZdySKTE8en/fkU3QICTmRtgtSlFn0u0BXN06InZwtfCelR7j8LRiDI/02iGA==}
     dev: false
 
+  /decode-bmp/0.2.1:
+    resolution: {integrity: sha512-NiOaGe+GN0KJqi2STf24hfMkFitDUaIoUU3eKvP/wAbLe8o6FuW5n/x7MHPR0HKvBokp6MQY/j7w8lewEeVCIA==}
+    engines: {node: '>=8.6.0'}
+    dependencies:
+      '@canvas/image-data': 1.0.0
+      to-data-view: 1.1.0
+    dev: false
+
+  /decode-ico/0.4.1:
+    resolution: {integrity: sha512-69NZfbKIzux1vBOd31al3XnMnH+2mqDhEgLdpygErm4d60N+UwA5Sq5WFjmEDQzumgB9fElojGwWG0vybVfFmA==}
+    engines: {node: '>=8.6'}
+    dependencies:
+      '@canvas/image-data': 1.0.0
+      decode-bmp: 0.2.1
+      to-data-view: 1.1.0
+    dev: false
+
   /decode-uri-component/0.2.2:
     resolution: {integrity: sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ==}
     engines: {node: '>=0.10'}
@@ -6766,7 +6789,7 @@ packages:
       readable-stream: 2.3.7
     dev: false
 
-  /follow-redirects/1.15.2:
+  /follow-redirects/1.15.2_debug@4.3.4:
     resolution: {integrity: sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==}
     engines: {node: '>=4.0'}
     peerDependencies:
@@ -6774,6 +6797,8 @@ packages:
     peerDependenciesMeta:
       debug:
         optional: true
+    dependencies:
+      debug: 4.3.4
 
   /for-each/0.3.3:
     resolution: {integrity: sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==}
@@ -12542,6 +12567,10 @@ packages:
       is-negated-glob: 1.0.0
     dev: false
 
+  /to-data-view/1.1.0:
+    resolution: {integrity: sha512-1eAdufMg6mwgmlojAx3QeMnzB/BTVp7Tbndi3U7ftcT2zCZadjxkkmLmd97zmaxWi+sgGcgWrokmpEoy0Dn0vQ==}
+    dev: false
+
   /to-fast-properties/2.0.0:
     resolution: {integrity: sha512-/OaKK0xYrs3DmxRYqL/yDc+FxFUVYhDlXMhRmv3z915w2HF1tnN1omB354j8VUGO/hbRzyD6Y3sA7v7GS/ceog==}
     engines: {node: '>=4'}
@@ -13676,6 +13705,16 @@ packages:
     version: 2.2.1-misskey.3
     dev: false
 
+  github.com/misskey-dev/sharp-read-bmp/02d9dc189fa7df0c4bea09330be26741772dac01:
+    resolution: {tarball: https://codeload.github.com/misskey-dev/sharp-read-bmp/tar.gz/02d9dc189fa7df0c4bea09330be26741772dac01}
+    name: sharp-read-bmp
+    version: 1.0.0
+    dependencies:
+      decode-bmp: 0.2.1
+      decode-ico: 0.4.1
+      sharp: 0.31.3
+    dev: false
+
   github.com/misskey-dev/summaly/51f3870e1ff5e0b22102e804112b10cb72f3c494:
     resolution: {tarball: https://codeload.github.com/misskey-dev/summaly/tar.gz/51f3870e1ff5e0b22102e804112b10cb72f3c494}
     name: summaly
diff --git a/scripts/dev.js b/scripts/dev.js
index b1970ebc54..db7bc11feb 100644
--- a/scripts/dev.js
+++ b/scripts/dev.js
@@ -40,8 +40,9 @@ const fs = require('fs');
 
 	const start = async () => {
 		try {
-			const exist = fs.existsSync(__dirname + '/../packages/backend/built/boot/index.js')
-			if (!exist) throw new Error('not exist yet');
+			const stat = fs.statSync(__dirname + '/../packages/backend/built/boot/index.js');
+			if (!stat) throw new Error('not exist yet');
+			if (stat.size === 0) throw new Error('not built yet');
 
 			await execa('pnpm', ['start'], {
 				cwd: __dirname + '/../',