diff --git a/apps/readest-app/public/locales/en/translation.json b/apps/readest-app/public/locales/en/translation.json
index 7b27fa39..a95976d4 100644
--- a/apps/readest-app/public/locales/en/translation.json
+++ b/apps/readest-app/public/locales/en/translation.json
@@ -69,6 +69,7 @@
   "Imported {{count}} annotations_one": "Imported {{count}} annotation",
   "Imported {{count}} annotations_other": "Imported {{count}} annotations",
   "Recently read": "Recently read",
+  "Bilingual": "Bilingual",
   "Show recently read": "Show recently read",
   "Your books will appear here": "Your books will appear here",
   "{{count}} results_one": "{{count}} result",
diff --git a/apps/readest-app/public/locales/zh-CN/translation.json b/apps/readest-app/public/locales/zh-CN/translation.json
index 870adbab..ad49bd70 100644
--- a/apps/readest-app/public/locales/zh-CN/translation.json
+++ b/apps/readest-app/public/locales/zh-CN/translation.json
@@ -9,6 +9,7 @@
   "Apply": "应用",
   "Auto Mode": "自动主题",
   "Behavior": "行为",
+  "Bilingual": "双语拆分",
   "Book": "书籍",
   "Bookmark": "书签",
   "Cancel": "取消",
diff --git a/apps/readest-app/public/locales/zh-TW/translation.json b/apps/readest-app/public/locales/zh-TW/translation.json
index 74c2ee54..624a2146 100644
--- a/apps/readest-app/public/locales/zh-TW/translation.json
+++ b/apps/readest-app/public/locales/zh-TW/translation.json
@@ -9,6 +9,7 @@
   "Apply": "應用",
   "Auto Mode": "自動主題",
   "Behavior": "行為",
+  "Bilingual": "雙語拆分",
   "Book": "書籍",
   "Bookmark": "書籤",
   "Cancel": "取消",
diff --git a/apps/readest-app/src/app/library/components/Bookshelf.tsx b/apps/readest-app/src/app/library/components/Bookshelf.tsx
index f93d617c..4179e51e 100644
--- a/apps/readest-app/src/app/library/components/Bookshelf.tsx
+++ b/apps/readest-app/src/app/library/components/Bookshelf.tsx
@@ -205,6 +205,7 @@ const Bookshelf: React.FC<BookshelfProps> = ({
   const [showStatusAlert, setShowStatusAlert] = useState(false);
   const [showGroupingModal, setShowGroupingModal] = useState(false);
   const [showBilingualFilterAlert, setShowBilingualFilterAlert] = useState(false);
+  const [bilingualFilterBook, setBilingualFilterBook] = useState<Book | null>(null);
   const [bilingualFilterProcessing, setBilingualFilterProcessing] = useState(false);
   const [importBookUrl] = useState(searchParams?.get('url') || '');
 
@@ -468,18 +469,37 @@ const Bookshelf: React.FC<BookshelfProps> = ({
   const showBilingualFilterSelection = () => {
     const book = getSingleSelectedBook();
     if (!book || book.format !== 'EPUB') return;
+    setBilingualFilterBook(null);
     setShowSelectModeActions(false);
     setShowBilingualFilterAlert(true);
   };
 
+  const showBilingualFilterBook = useCallback(
+    (book: Book) => {
+      if (book.format !== 'EPUB') {
+        eventDispatcher.dispatch('toast', {
+          type: 'warning',
+          message: _('Only EPUB books can be filtered'),
+          timeout: 2500,
+        });
+        return;
+      }
+      setBilingualFilterBook(book);
+      setShowSelectModeActions(false);
+      setShowBilingualFilterAlert(true);
+    },
+    [_],
+  );
+
   const closeBilingualFilterSelection = () => {
     if (bilingualFilterProcessing) return;
     setShowBilingualFilterAlert(false);
-    setShowSelectModeActions(true);
+    setBilingualFilterBook(null);
+    if (isSelectMode) setShowSelectModeActions(true);
   };
 
   const runBilingualFilter = async (options: BilingualFilterOptions) => {
-    const book = getSingleSelectedBook();
+    const book = bilingualFilterBook ?? getSingleSelectedBook();
     if (!book || !appService) return;
     if (book.format !== 'EPUB') {
       eventDispatcher.dispatch('toast', {
@@ -515,6 +535,7 @@ const Bookshelf: React.FC<BookshelfProps> = ({
         await updateBooks(envConfig, [importedBook]);
         handlePushLibrary();
         setSelectedBooks([]);
+        setBilingualFilterBook(null);
         setShowBilingualFilterAlert(false);
         handleSetSelectMode(false);
         eventDispatcher.dispatch('toast', {
@@ -536,8 +557,9 @@ const Bookshelf: React.FC<BookshelfProps> = ({
         message: _('Failed to filter bilingual EPUB'),
         timeout: 3000,
       });
+      setBilingualFilterBook(null);
       setShowBilingualFilterAlert(false);
-      setShowSelectModeActions(true);
+      if (isSelectMode) setShowSelectModeActions(true);
     } finally {
       setLoading(false);
       setBilingualFilterProcessing(false);
@@ -888,6 +910,7 @@ const Bookshelf: React.FC<BookshelfProps> = ({
           handleBookDelete={handleBookDelete}
           handleSetSelectMode={handleSetSelectMode}
           handleShowDetailsBook={handleShowDetailsBook}
+          handleBilingualFilterBook={showBilingualFilterBook}
           handleLibraryNavigation={handleLibraryNavigation}
           handleUpdateReadingStatus={handleUpdateReadingStatus}
           transferProgress={
@@ -913,6 +936,7 @@ const Bookshelf: React.FC<BookshelfProps> = ({
       handleBookDelete,
       handleSetSelectMode,
       handleShowDetailsBook,
+      showBilingualFilterBook,
       handleLibraryNavigation,
       handleUpdateReadingStatus,
     ],
@@ -993,9 +1017,9 @@ const Bookshelf: React.FC<BookshelfProps> = ({
           bilingualFilterEnabled={bilingualFilterEnabled}
         />
       )}
-      {showBilingualFilterAlert && selectedBilingualBook && (
+      {showBilingualFilterAlert && (bilingualFilterBook || selectedBilingualBook) && (
         <BilingualFilterAlert
-          bookTitle={selectedBilingualBook.title}
+          bookTitle={(bilingualFilterBook || selectedBilingualBook)?.title || ''}
           safeAreaBottom={safeAreaInsets?.bottom || 0}
           processing={bilingualFilterProcessing}
           onCancel={closeBilingualFilterSelection}
diff --git a/apps/readest-app/src/app/library/components/BookshelfItem.tsx b/apps/readest-app/src/app/library/components/BookshelfItem.tsx
index 1b3c79fa..f1508c04 100644
--- a/apps/readest-app/src/app/library/components/BookshelfItem.tsx
+++ b/apps/readest-app/src/app/library/components/BookshelfItem.tsx
@@ -117,6 +117,7 @@ interface BookshelfItemProps {
   handleBookDelete: (book: Book, syncBooks?: boolean) => Promise<boolean>;
   handleSetSelectMode: (selectMode: boolean) => void;
   handleShowDetailsBook: (book: Book) => void;
+  handleBilingualFilterBook: (book: Book) => void;
   handleLibraryNavigation: (targetGroup: string) => void;
   handleUpdateReadingStatus: (book: Book, status: ReadingStatus | undefined) => void;
 }
@@ -135,6 +136,7 @@ const BookshelfItem: React.FC<BookshelfItemProps> = ({
   handleBookDownload,
   handleSetSelectMode,
   handleShowDetailsBook,
+  handleBilingualFilterBook,
   handleLibraryNavigation,
   handleUpdateReadingStatus,
 }) => {
@@ -228,6 +230,12 @@ const BookshelfItem: React.FC<BookshelfItemProps> = ({
           showBookDetailsModal(book);
         },
       },
+      bilingual: {
+        text: _('Bilingual'),
+        action: async () => {
+          handleBilingualFilterBook(book);
+        },
+      },
       showInFinder: {
         text: _(fileRevealLabel),
         action: async () => {
@@ -366,6 +374,7 @@ const BookshelfItem: React.FC<BookshelfItemProps> = ({
       appService?.isMobileApp,
       handleBookDownload,
       handleBookUpload,
+      handleBilingualFilterBook,
       handleGroupBooks,
       handleSetSelectMode,
       handleUpdateReadingStatus,
diff --git a/apps/readest-app/src/app/library/utils/libraryUtils.ts b/apps/readest-app/src/app/library/utils/libraryUtils.ts
index 03446f56..8b598f6b 100644
--- a/apps/readest-app/src/app/library/utils/libraryUtils.ts
+++ b/apps/readest-app/src/app/library/utils/libraryUtils.ts
@@ -651,6 +651,7 @@ export type BookContextMenuItemId =
   | 'markAbandoned'
   | 'clearStatus'
   | 'showDetails'
+  | 'bilingual'
   | 'showInFinder'
   | 'searchGoodreads'
   | 'download'
@@ -750,7 +751,9 @@ export const getBookContextMenuItemIds = (book: Book): BookContextMenuItemId[] =
   ) {
     ids.push('clearStatus');
   }
-  ids.push('showDetails', 'showInFinder', 'searchGoodreads');
+  ids.push('showDetails');
+  if (book.format === 'EPUB') ids.push('bilingual');
+  ids.push('showInFinder', 'searchGoodreads');
   if (book.uploadedAt && !book.downloadedAt) ids.push('download');
   if (!book.uploadedAt && book.downloadedAt) ids.push('upload');
   // Share is offered for any local-or-uploaded book; the dialog uploads first