diff --git a/src/components/manga/ChapterCard.tsx b/src/components/manga/ChapterCard.tsx
index 072c3caf..1d011a47 100644
--- a/src/components/manga/ChapterCard.tsx
+++ b/src/components/manga/ChapterCard.tsx
@@ -31,9 +31,11 @@ import { IChapter, IDownloadChapter } from '@/typings';
 import requestManager from '@/lib/requests/RequestManager.ts';
 import { getUploadDateString } from '@/util/date';
 import DownloadStateIndicator from '@/components/molecules/DownloadStateIndicator';
+import { UpdateChapterPatchInput } from '@/lib/graphql/generated/graphql.ts';
 
 interface IProps {
     chapter: IChapter;
+    chapterIds: number[];
     triggerChaptersUpdate: () => void;
     downloadChapter: IDownloadChapter | undefined;
     showChapterNumber: boolean;
@@ -45,7 +47,15 @@ const ChapterCard: React.FC<IProps> = (props: IProps) => {
     const { t } = useTranslation();
     const theme = useTheme();
 
-    const { chapter, triggerChaptersUpdate, downloadChapter: dc, showChapterNumber, onSelect, selected } = props;
+    const {
+        chapter,
+        chapterIds,
+        triggerChaptersUpdate,
+        downloadChapter: dc,
+        showChapterNumber,
+        onSelect,
+        selected,
+    } = props;
     const isSelecting = selected !== null;
 
     const [anchorEl, setAnchorEl] = React.useState<null | HTMLElement>(null);
@@ -62,13 +72,20 @@ const ChapterCard: React.FC<IProps> = (props: IProps) => {
         setAnchorEl(null);
     };
 
-    const sendChange = (key: string, value: any) => {
+    type UpdatePatchInput = UpdateChapterPatchInput & { markPrevRead?: boolean };
+    const sendChange = <Key extends keyof UpdatePatchInput>(key: Key, value: UpdatePatchInput[Key]) => {
         handleClose();
 
+        if (key === 'markPrevRead') {
+            const index = chapterIds.findIndex((chapterId) => chapterId === chapter.id);
+            requestManager.updateChapters(chapterIds.slice(index, -1), { isRead: true });
+            return;
+        }
+
         requestManager
-            .updateChapter(chapter.mangaId, chapter.index, {
+            .updateChapter(chapter.id, {
                 [key]: value,
-                lastPageRead: key === 'read' ? 0 : undefined,
+                lastPageRead: key === 'isRead' ? 0 : undefined,
             })
             .response.then(() => triggerChaptersUpdate());
     };
@@ -79,9 +96,7 @@ const ChapterCard: React.FC<IProps> = (props: IProps) => {
     };
 
     const deleteChapter = () => {
-        requestManager
-            .deleteDownloadedChapter(chapter.mangaId, chapter.index)
-            .response.then(() => triggerChaptersUpdate());
+        requestManager.deleteDownloadedChapter(chapter.id).response.then(() => triggerChaptersUpdate());
         handleClose();
     };
 
@@ -177,7 +192,7 @@ const ChapterCard: React.FC<IProps> = (props: IProps) => {
                             <ListItemText>{t('chapter.action.download.add.label.action')}</ListItemText>
                         </MenuItem>
                     )}
-                    <MenuItem onClick={() => sendChange('bookmarked', !chapter.bookmarked)}>
+                    <MenuItem onClick={() => sendChange('isBookmarked', !chapter.bookmarked)}>
                         <ListItemIcon>
                             {chapter.bookmarked && <BookmarkRemove fontSize="small" />}
                             {!chapter.bookmarked && <BookmarkAdd fontSize="small" />}
@@ -187,7 +202,7 @@ const ChapterCard: React.FC<IProps> = (props: IProps) => {
                             {!chapter.bookmarked && t('chapter.action.bookmark.add.label.action')}
                         </ListItemText>
                     </MenuItem>
-                    <MenuItem onClick={() => sendChange('read', !chapter.read)}>
+                    <MenuItem onClick={() => sendChange('isRead', !chapter.read)}>
                         <ListItemIcon>
                             {chapter.read && <RemoveDone fontSize="small" />}
                             {!chapter.read && <Done fontSize="small" />}
diff --git a/src/components/manga/ChapterList.tsx b/src/components/manga/ChapterList.tsx
index 1d76f5a5..21b5b8e4 100644
--- a/src/components/manga/ChapterList.tsx
+++ b/src/components/manga/ChapterList.tsx
@@ -11,7 +11,7 @@ import Typography from '@mui/material/Typography';
 import React, { ComponentProps, useEffect, useMemo, useRef, useState } from 'react';
 import { Virtuoso } from 'react-virtuoso';
 import { useTranslation } from 'react-i18next';
-import { BatchChaptersChange, IChapter, IDownloadChapter, IQueue, TranslationKey } from '@/typings';
+import { IChapter, IDownloadChapter, IQueue, TranslationKey } from '@/typings';
 import requestManager from '@/lib/requests/RequestManager.ts';
 import useSubscription from '@/components/library/useSubscription';
 import ChapterCard from '@/components/manga/ChapterCard';
@@ -22,6 +22,7 @@ import makeToast from '@/components/util/Toast';
 import ChaptersToolbarMenu from '@/components/manga/ChaptersToolbarMenu';
 import SelectionFAB from '@/components/manga/SelectionFAB';
 import { DEFAULT_FULL_FAB_HEIGHT } from '@/components/util/StyledFab';
+import { UpdateChapterPatchInput } from '@/lib/graphql/generated/graphql.ts';
 
 const StyledVirtuoso = styled(Virtuoso)(({ theme }) => ({
     listStyle: 'none',
@@ -87,6 +88,7 @@ const ChapterList: React.FC<IProps> = ({ mangaId }) => {
     const [options, dispatch] = useChapterOptions(mangaId);
     const { data: chaptersData, mutate, isLoading } = requestManager.useGetMangaChapters(mangaId);
     const chapters = useMemo(() => chaptersData ?? [], [chaptersData]);
+    const mangaChapterIds = useMemo(() => chapters.map((chapter) => chapter.id), [chapters]);
 
     useEffect(() => {
         if (prevQueueRef.current && queue) {
@@ -154,17 +156,20 @@ const ChapterList: React.FC<IProps> = ({ mangaId }) => {
         if (action === 'download') {
             actionPromise = requestManager.addChaptersToDownloadQueue(chapterIds).response;
         } else {
-            const change: BatchChaptersChange = {};
+            const change: UpdateChapterPatchInput = {};
 
-            if (action === 'delete') change.delete = true;
-            else if (action === 'bookmark') change.isBookmarked = true;
+            if (action === 'bookmark') change.isBookmarked = true;
             else if (action === 'unbookmark') change.isBookmarked = false;
             else if (action === 'mark_as_read' || action === 'mark_as_unread') {
                 change.isRead = action === 'mark_as_read';
                 change.lastPageRead = 0;
             }
 
-            actionPromise = requestManager.updateChapters(chapterIds, change).response;
+            if (action === 'delete') {
+                actionPromise = requestManager.deleteDownloadedChapters(chapterIds).response;
+            } else {
+                actionPromise = requestManager.updateChapters(chapterIds, change).response;
+            }
         }
 
         actionPromise
@@ -266,6 +271,7 @@ const ChapterList: React.FC<IProps> = ({ mangaId }) => {
                         return (
                             <ChapterCard
                                 {...chaptersWithMeta[index]}
+                                chapterIds={mangaChapterIds}
                                 showChapterNumber={options.showChapterNumber}
                                 triggerChaptersUpdate={() => mutate()}
                                 onSelect={() => handleSelection(index)}
diff --git a/src/lib/requests/RequestManager.ts b/src/lib/requests/RequestManager.ts
index d27d3330..85f81298 100644
--- a/src/lib/requests/RequestManager.ts
+++ b/src/lib/requests/RequestManager.ts
@@ -23,7 +23,6 @@ import {
 import { OperationVariables } from '@apollo/client/core';
 import {
     BackupValidationResult,
-    BatchChaptersChange,
     ICategory,
     IChapter,
     IManga,
@@ -42,6 +41,10 @@ import { GraphQLClient } from '@/lib/requests/client/GraphQLClient.ts';
 import {
     CheckForServerUpdatesQuery,
     CheckForServerUpdatesQueryVariables,
+    DeleteDownloadedChapterMutation,
+    DeleteDownloadedChapterMutationVariables,
+    DeleteDownloadedChaptersMutation,
+    DeleteDownloadedChaptersMutationVariables,
     GetAboutQuery,
     GetAboutQueryVariables,
     GetExtensionsFetchMutation,
@@ -56,9 +59,16 @@ import {
     GetSourcesQueryVariables,
     InstallExternalExtensionMutation,
     InstallExternalExtensionMutationVariables,
+    SetChapterMetadataMutation,
+    SetChapterMetadataMutationVariables,
     SetGlobalMetadataMutation,
     SetGlobalMetadataMutationVariables,
     SetMangaMetadataMutation,
+    UpdateChapterMutation,
+    UpdateChapterMutationVariables,
+    UpdateChapterPatchInput,
+    UpdateChaptersMutation,
+    UpdateChaptersMutationVariables,
     UpdateExtensionMutation,
     UpdateExtensionMutationVariables,
     UpdateExtensionPatchInput,
@@ -82,6 +92,9 @@ import { SET_MANGA_METADATA, UPDATE_MANGA, UPDATE_MANGA_CATEGORIES } from '@/lib
 import { GET_MANGA, GET_MANGAS } from '@/lib/graphql/queries/MangaQuery.ts';
 import { GET_CATEGORIES, GET_CATEGORY, GET_CATEGORY_MANGAS } from '@/lib/graphql/queries/CategoryQuery.ts';
 import { GET_SOURCE_MANGAS_FETCH } from '@/lib/graphql/mutations/SourceMutation.ts';
+import { DELETE_DOWNLOADED_CHAPTER, DELETE_DOWNLOADED_CHAPTERS } from '@/lib/graphql/mutations/DownloaderMutation.ts';
+import { GET_CHAPTER, GET_CHAPTERS } from '@/lib/graphql/queries/ChapterQuery.ts';
+import { SET_CHAPTER_METADATA, UPDATE_CHAPTER, UPDATE_CHAPTERS } from '@/lib/graphql/mutations/ChapterMutation.ts';
 
 enum SWRHttpMethod {
     SWR_GET,
@@ -747,27 +760,47 @@ export class RequestManager {
         return this.doRequest(HttpMethod.GET, `manga/${mangaId}/chapter/${chapterIndex}`);
     }
 
-    public deleteDownloadedChapter(mangaId: number | string, chapterIndex: number | string): AbortableAxiosResponse {
-        return this.doRequest(HttpMethod.DELETE, `manga/${mangaId}/chapter/${chapterIndex}`);
+    public deleteDownloadedChapter(id: number): AbortableApolloMutationResponse<DeleteDownloadedChapterMutation> {
+        return this.doRequestNew<DeleteDownloadedChapterMutation, DeleteDownloadedChapterMutationVariables>(
+            GQLMethod.MUTATION,
+            DELETE_DOWNLOADED_CHAPTER,
+            { input: { id } },
+            { refetchQueries: [GET_MANGA, GET_MANGAS, GET_CATEGORY_MANGAS, GET_CHAPTERS] },
+        );
+    }
+
+    public deleteDownloadedChapters(ids: number[]): AbortableApolloMutationResponse<DeleteDownloadedChaptersMutation> {
+        return this.doRequestNew<DeleteDownloadedChaptersMutation, DeleteDownloadedChaptersMutationVariables>(
+            GQLMethod.MUTATION,
+            DELETE_DOWNLOADED_CHAPTERS,
+            { input: { ids } },
+            { refetchQueries: [GET_MANGA, GET_MANGAS, GET_CATEGORY_MANGAS, GET_CHAPTERS] },
+        );
     }
 
     public updateChapter(
-        mangaId: number | string,
-        chapterIndex: number | string,
-        change: { read?: boolean; bookmarked?: boolean; markPrevRead?: boolean; lastPageRead?: number } = {},
-    ): AbortableAxiosResponse {
-        return this.doRequest(HttpMethod.PATCH, `manga/${mangaId}/chapter/${chapterIndex}`, { formData: change });
+        id: number,
+        patch: UpdateChapterPatchInput,
+    ): AbortableApolloMutationResponse<UpdateChapterMutation> {
+        return this.doRequestNew<UpdateChapterMutation, UpdateChapterMutationVariables>(
+            GQLMethod.MUTATION,
+            UPDATE_CHAPTER,
+            { input: { id, patch } },
+            { refetchQueries: [GET_MANGA, GET_MANGAS, GET_CATEGORY_MANGAS, GET_CHAPTER, GET_CHAPTERS] },
+        );
     }
 
     public setChapterMeta(
-        mangaId: number | string,
-        chapterIndex: number | string,
+        chapterId: number,
         key: string,
         value: any,
-    ): AbortableAxiosResponse {
-        return this.doRequest(HttpMethod.PATCH, `manga/${mangaId}/chapter/${chapterIndex}/meta`, {
-            formData: { key, value },
-        });
+    ): AbortableApolloMutationResponse<SetChapterMetadataMutation> {
+        return this.doRequestNew<SetChapterMetadataMutation, SetChapterMetadataMutationVariables>(
+            GQLMethod.MUTATION,
+            SET_CHAPTER_METADATA,
+            { input: { meta: { chapterId, key, value: `${value}` } } },
+            { refetchQueries: [GET_CHAPTER, GET_CHAPTERS] },
+        );
     }
 
     public getChapterPageUrl(mangaId: number | string, chapterIndex: number | string, page: number): string {
@@ -777,8 +810,16 @@ export class RequestManager {
         );
     }
 
-    public updateChapters(chapterIds: number[], change: BatchChaptersChange): AbortableAxiosResponse {
-        return this.doRequest(HttpMethod.POST, `chapter/batch`, { data: { chapterIds, change } });
+    public updateChapters(
+        ids: number[],
+        patch: UpdateChapterPatchInput,
+    ): AbortableApolloMutationResponse<UpdateChaptersMutation> {
+        return this.doRequestNew<UpdateChaptersMutation, UpdateChaptersMutationVariables>(
+            GQLMethod.MUTATION,
+            UPDATE_CHAPTERS,
+            { input: { ids, patch } },
+            { refetchQueries: [GET_MANGA, GET_MANGAS, GET_CATEGORY_MANGAS, GET_CHAPTER, GET_CHAPTERS] },
+        );
     }
 
     public useGetCategories(swrOptions?: SWROptions<ICategory[]>): AbortableSWRResponse<ICategory[]> {
diff --git a/src/screens/DownloadQueue.tsx b/src/screens/DownloadQueue.tsx
index adbb469f..21b8dd8b 100644
--- a/src/screens/DownloadQueue.tsx
+++ b/src/screens/DownloadQueue.tsx
@@ -74,7 +74,7 @@ const DownloadQueue: React.FC = () => {
                 requestManager.removeChapterFromDownloadQueue(chapter.mangaId, chapter.index).response,
                 // delete partial download, should be handle server side?
                 // bug: The folder and the last image downloaded are not deleted
-                requestManager.deleteDownloadedChapter(chapter.mangaId, chapter.index).response,
+                requestManager.deleteDownloadedChapter(chapter.id).response,
             ]);
         } catch (error) {
             makeToast(t('download.queue.error.label.failed_to_remove'), 'error');
diff --git a/src/screens/Reader.tsx b/src/screens/Reader.tsx
index ac2489f5..d86b65a9 100644
--- a/src/screens/Reader.tsx
+++ b/src/screens/Reader.tsx
@@ -85,7 +85,7 @@ const initialChapter = {
     chapterCount: 0,
     lastPageRead: 0,
     name: 'Loading...',
-};
+} as IChapter;
 
 export default function Reader() {
     const { t } = useTranslation();
@@ -207,19 +207,19 @@ export default function Reader() {
 
         // do not mutate the chapter, this will cause the page to jump around due to always scrolling to the last read page
         if (curPage !== -1) {
-            requestManager.updateChapter(manga.id, chapter.index, { lastPageRead: curPage });
+            requestManager.updateChapter(chapter.id, { lastPageRead: curPage });
         }
 
         if (curPage === chapter.pageCount - 1) {
-            requestManager.updateChapter(manga.id, chapter.index, { read: true });
+            requestManager.updateChapter(chapter.id, { isRead: true });
         }
     }, [curPage]);
 
     const nextChapter = useCallback(() => {
         if (chapter.index < chapter.chapterCount) {
-            requestManager.updateChapter(manga.id, chapter.index, {
+            requestManager.updateChapter(chapter.id, {
                 lastPageRead: chapter.pageCount - 1,
-                read: true,
+                isRead: true,
             });
 
             openNextChapter(ChapterOffset.NEXT, (nextChapterIndex) =>
diff --git a/src/typings.ts b/src/typings.ts
index f3054f94..a052f78c 100644
--- a/src/typings.ts
+++ b/src/typings.ts
@@ -368,13 +368,6 @@ export interface LibraryOptions {
     showTabSize: boolean;
 }
 
-export interface BatchChaptersChange {
-    delete?: boolean;
-    isRead?: boolean;
-    isBookmarked?: boolean;
-    lastPageRead?: number;
-}
-
 export type UpdateCheck = {
     channel: 'Stable' | 'Preview';
     tag: string;
diff --git a/src/util/metadata.ts b/src/util/metadata.ts
index acd2233d..dd69538b 100644
--- a/src/util/metadata.ts
+++ b/src/util/metadata.ts
@@ -315,7 +315,7 @@ export const requestUpdateMetadataValue = async (
             // eslint-disable-next-line no-case-declarations
             const { manga, chapter } = metadataHolder as IMangaChapter;
             endpoint = `manga/${manga.id}/chapter/${chapter.index}/meta`;
-            await requestManager.setChapterMeta(manga.id, chapter.index, metadataKey, value).response;
+            await requestManager.setChapterMeta(chapter.id, metadataKey, value).response;
             break;
         case 'global':
             endpoint = 'meta';