diff --git a/docs/changelog.md b/docs/changelog.md
index 3413ee6aa4..3beafdcf3f 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -7,6 +7,7 @@ Critical security updates are indicated by the :warning: icon.
 
 ## Unreleased
 
+- Fix bugs
 - Mastodon API implementation was ported from Iceshrimp, with added Firefish extensions including push notifications, post languages, schedule post support, and more. (#10880)
 
 ### Acknowledgement 
diff --git a/docs/install.md b/docs/install.md
index c13594e3ac..6a2079fd73 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -374,7 +374,7 @@ cd ~/firefish
 
 ## Rotate logs
 
-If the server runs long, the size of log files increases, filling up disk space. To prevent this, you should set up a log rotation (removing old logs automatically).
+As the server runs longer and longer, the size of the log files increases, filling up the disk space. To prevent this, you should set up a log rotation (removing old logs automatically).
 
 You can edit the `SystemMaxUse` value in the `[journal]` section of `/etc/systemd/journald.conf` to do it:
 
@@ -402,13 +402,13 @@ pgroonga.log_level = error
 You can check the `postgresql.conf` location by this command:
 
 ```sh
-psql --user postgres --command 'SHOW config_file'
+sudo --user=postgres psql --command='SHOW config_file'
 ```
 
 The PGroonga log file (`pgroonga.log`) is located under this directory:
 
 ```sh
-psql --user postgres --command 'SHOW data_directory'
+sudo --user=postgres psql --command='SHOW data_directory'
 ```
 
 ## Tune database configuration
@@ -431,9 +431,17 @@ Since this is not a dedicated database server, be sure to leave some memory spac
 
 Once you have entered the appropriate values for your environment, click the "Generate" button to generate a configuration and replace the values in `postgresql.conf` with the suggested values.
 
+After that, you need to restart the PostgreSQL service.
+
+```sh
+sudo systemctl stop firefish
+sudo systemctl restart postgresql
+sudo systemctl start firefish
+```
+
 ## VACUUM your database
 
-If the database runs long, "garbage" can degrade its performance or cause problems. To prevent this, you should execute the following commands regularly.
+If the database runs long, accumulated "garbage" can degrade its performance or cause problems. To prevent this, you should `VACUUM` your database regularly.
 
 ```sh
 sudo systemctl stop firefish
diff --git a/docs/notice-for-admins.md b/docs/notice-for-admins.md
index 35fd0731fb..83bdf39d8b 100644
--- a/docs/notice-for-admins.md
+++ b/docs/notice-for-admins.md
@@ -8,7 +8,9 @@ Please take a look at #10947.
 
 ## Unreleased
 
-This is not related to the recent changes, but we have added a new section called "[Maintain the server](https://firefish.dev/firefish/firefish/-/blob/develop/docs/install.md#maintain-the-server)" in the installation guide. We suggest that you take a look at it.
+### For all users
+
+This is not related to the recent changes, but we have added a new section called "[Maintain the server](https://firefish.dev/firefish/firefish/-/blob/develop/docs/install.md#maintain-the-server)" in the installation guide. We suggest that you take a look at it. (and we welcome your docs contributions!)
 
 ### For systemd/pm2 users
 
diff --git a/locales/ru-RU.yml b/locales/ru-RU.yml
index 551db955d4..e360b5ae27 100644
--- a/locales/ru-RU.yml
+++ b/locales/ru-RU.yml
@@ -2137,3 +2137,15 @@ replies: Ответы
 quotes: Цитаты
 clickToShowPatterns: Нажмите, чтобы показать модуль шаблонов
 renotes: Репосты
+markLocalFilesNsfwByDefaultDescription: Независимо от данной настройки, пользователи
+  могут самостоятельно удалять метку NSFW. Не применяется на существующие файлы.
+toEdit: Редактировать
+attachedToNotes: Посты с этим файлом
+showAttachedNotes: Показывать посты с этим файлом
+strongPassword: Хороший пароль
+toReply: Ответить
+toPost: Выложить
+sentFollowRequests: Отправленные запросы на подписку
+toQuote: Цитировать
+cannotEditVisibility: Вы не можете изменить видимость
+noSentFollowRequests: Вы не отправляли никаких запросов на подписку
diff --git a/packages/backend/src/misc/process-masto-notes.ts b/packages/backend/src/misc/process-masto-notes.ts
index 03968944ec..01c438f97d 100644
--- a/packages/backend/src/misc/process-masto-notes.ts
+++ b/packages/backend/src/misc/process-masto-notes.ts
@@ -53,7 +53,11 @@ function processMastoFile(fn: string, path: string, dir: string, uid: string) {
 					continue;
 				}
 				for (const attachment of note.object.attachment) {
-					const url = attachment.url.replaceAll("..", "");
+					// The url in some Mastodon import files do not start with /media_attachments/.
+					// If this is not handled properly, these users not be able to import images in their posts.
+					const url = attachment.url
+						.replaceAll("..", "")
+						.replaceAll(/.*\/media_attachments\//g, "/media_attachments/");
 					if (url.indexOf("\0") !== -1) {
 						logger.error(`Found Poison Null Bytes Attack: ${url}`);
 						reject();
diff --git a/packages/backend/src/queue/processors/db/import-firefish-post.ts b/packages/backend/src/queue/processors/db/import-firefish-post.ts
index 88356c2458..34a27c4c7a 100644
--- a/packages/backend/src/queue/processors/db/import-firefish-post.ts
+++ b/packages/backend/src/queue/processors/db/import-firefish-post.ts
@@ -59,18 +59,27 @@ export async function importCkPost(
 		userId: user.id,
 	});
 
-	// FIXME: What is this condition?
-	if (note != null && (note.fileIds?.length || 0) < files.length) {
+	// If an import is completely successful at once, the order should not be out of order.
+	// If it takes multiple imports to complete, the order is not guaranteed to be consistent.
+	if (note != null && files.length > 0) {
+		const addFiles: DriveFile[] = [];
+		for (const file of files) {
+			if (!note.fileIds.includes(file.id)) {
+				addFiles.push(file);
+			}
+		}
+
 		const update: Partial<Note> = {};
-		update.fileIds = files.map((x) => x.id);
+		update.fileIds = addFiles.map((x) => x.id);
 
 		if (update.fileIds != null) {
-			await NoteFiles.delete({ noteId: note.id });
 			await NoteFiles.insert(
 				update.fileIds.map((fileId) => ({ noteId: note?.id, fileId })),
 			);
 		}
 
+		update.fileIds = note.fileIds.concat(update.fileIds);
+
 		await Notes.update(note.id, update);
 		await NoteEdits.insert({
 			id: genId(),
diff --git a/packages/backend/src/queue/processors/db/import-masto-post.ts b/packages/backend/src/queue/processors/db/import-masto-post.ts
index 6a39290741..532c288dba 100644
--- a/packages/backend/src/queue/processors/db/import-masto-post.ts
+++ b/packages/backend/src/queue/processors/db/import-masto-post.ts
@@ -85,18 +85,27 @@ export async function importMastoPost(
 		userId: user.id,
 	});
 
-	// FIXME: What is this condition?
-	if (note != null && (note.fileIds?.length || 0) < files.length) {
+	// If an import is completely successful at once, the order should not be out of order.
+	// If it takes multiple imports to complete, the order is not guaranteed to be consistent.
+	if (note != null && files.length > 0) {
+		const addFiles: DriveFile[] = [];
+		for (const file of files) {
+			if (!note.fileIds.includes(file.id)) {
+				addFiles.push(file);
+			}
+		}
+
 		const update: Partial<Note> = {};
-		update.fileIds = files.map((x) => x.id);
+		update.fileIds = addFiles.map((x) => x.id);
 
 		if (update.fileIds != null) {
-			await NoteFiles.delete({ noteId: note.id });
 			await NoteFiles.insert(
 				update.fileIds.map((fileId) => ({ noteId: note?.id, fileId })),
 			);
 		}
 
+		update.fileIds = note.fileIds.concat(update.fileIds);
+
 		await Notes.update(note.id, update);
 		await NoteEdits.insert({
 			id: genId(),
diff --git a/packages/client/src/init.ts b/packages/client/src/init.ts
index 9ae1db8496..16750c26e0 100644
--- a/packages/client/src/init.ts
+++ b/packages/client/src/init.ts
@@ -69,6 +69,8 @@ function checkForSplash() {
 
 (async () => {
 	await initializeInstanceCache();
+	const instance = getInstanceInfo();
+
 	console.info(`Firefish v${version}`);
 
 	if (_DEV_) {
@@ -178,7 +180,7 @@ function checkForSplash() {
 	}
 	// #endregion
 
-	localStorage.setItem("v", getInstanceInfo().version);
+	localStorage.setItem("v", instance.version);
 
 	// Init service worker
 	initializeSw();
@@ -240,26 +242,20 @@ function checkForSplash() {
 		// テーマリビルドするため
 		localStorage.removeItem("theme");
 
-		try {
-			// 変なバージョン文字列来るとcompareVersionsでエラーになるため
-			// If a strange version string comes, an error will occur in compareVersions.
-			if (
-				lastVersion != null &&
-				lastVersion < version &&
-				defaultStore.state.showUpdates
-			) {
-				// ログインしてる場合だけ
-				if (me) {
-					popup(
-						defineAsyncComponent(() => import("@/components/MkUpdated.vue")),
-						{},
-						{},
-						"closed",
-					);
-				}
+		if (
+			lastVersion != null &&
+			lastVersion < version &&
+			defaultStore.state.showUpdates
+		) {
+			// ログインしてる場合だけ
+			if (me) {
+				popup(
+					defineAsyncComponent(() => import("@/components/MkUpdated.vue")),
+					{},
+					{},
+					"closed",
+				);
 			}
-		} catch (err) {
-			console.error(err);
 		}
 	}
 
@@ -338,7 +334,7 @@ function checkForSplash() {
 	};
 	// #endregion
 
-	const { defaultLightTheme, defaultDarkTheme } = getInstanceInfo();
+	const { defaultLightTheme, defaultDarkTheme } = instance;
 
 	if (defaultStore.state.themeInitial) {
 		if (defaultLightTheme != null)