diff --git a/apps/readest-app/src/services/appService.ts b/apps/readest-app/src/services/appService.ts
index 93715f8f..17995f59 100644
--- a/apps/readest-app/src/services/appService.ts
+++ b/apps/readest-app/src/services/appService.ts
@@ -157,11 +157,11 @@ export abstract class BaseAppService implements AppService {
 
       try {
         if (typeof file === 'string') {
-          filename = getFilename(file);
           fileobj = await this.fs.openFile(file, 'None');
+          filename = fileobj.name || getFilename(file);
         } else {
-          filename = file.name;
           fileobj = file;
+          filename = file.name;
         }
         if (filename.endsWith('.txt')) {
           const txt2epub = new TxtToEpubConverter();
@@ -210,10 +210,10 @@ export abstract class BaseAppService implements AppService {
         !transient &&
         (!(await this.fs.exists(getLocalBookFilename(book), 'Books')) || overwrite)
       ) {
-        if (typeof file === 'string' && isContentURI(file)) {
-          await this.fs.copyFile(file, getLocalBookFilename(book), 'Books');
-        } else if (filename.endsWith('.txt')) {
+        if (filename.endsWith('.txt')) {
           await this.fs.writeFile(getLocalBookFilename(book), 'Books', fileobj);
+        } else if (typeof file === 'string' && isContentURI(file)) {
+          await this.fs.copyFile(file, getLocalBookFilename(book), 'Books');
         } else if (typeof file === 'string' && !isValidURL(file)) {
           await this.fs.copyFile(file, getLocalBookFilename(book), 'Books');
         } else {
diff --git a/apps/readest-app/src/services/nativeAppService.ts b/apps/readest-app/src/services/nativeAppService.ts
index deafdd48..12f4d41c 100644
--- a/apps/readest-app/src/services/nativeAppService.ts
+++ b/apps/readest-app/src/services/nativeAppService.ts
@@ -14,7 +14,7 @@ import {
 } from '@tauri-apps/plugin-fs';
 import { convertFileSrc } from '@tauri-apps/api/core';
 import { open as openDialog } from '@tauri-apps/plugin-dialog';
-import { join, appDataDir, appCacheDir } from '@tauri-apps/api/path';
+import { join, basename, appDataDir, appCacheDir } from '@tauri-apps/api/path';
 import { type as osType } from '@tauri-apps/plugin-os';
 
 import { Book } from '@/types/book';
@@ -76,10 +76,11 @@ export const nativeFileSystem: FileSystem = {
   },
   async openFile(path: string, base: BaseDir, name?: string) {
     const { fp, baseDir } = resolvePath(path, base);
-    const fname = name || getFilename(fp);
+    let fname = name || getFilename(fp);
     if (isValidURL(path)) {
-      return await new RemoteFile(path, name).open();
+      return await new RemoteFile(path, fname).open();
     } else if (isContentURI(path)) {
+      fname = await basename(path);
       if (path.includes('com.android.externalstorage')) {
         // If the URI is from shared internal storage (like /storage/emulated/0),
         // we can access it directly using the path — no need to copy.