diff --git a/assets/translations/en-US.json b/assets/translations/en-US.json
index c1c4f7b..b3a25fa 100644
--- a/assets/translations/en-US.json
+++ b/assets/translations/en-US.json
@@ -338,6 +338,7 @@
   "fieldAttachmentRandomId": "Random ID",
   "fieldAttachmentAlt": "Alternative text",
   "addAttachmentFromAlbum": "Add from album",
+  "addAttachmentFromFiles": "Add from files",
   "addAttachmentFromClipboard": "Paste file",
   "addAttachmentFromCameraPhoto": "Take photo",
   "addAttachmentFromCameraVideo": "Take video",
diff --git a/assets/translations/zh-CN.json b/assets/translations/zh-CN.json
index ebfd27a..3c3079c 100644
--- a/assets/translations/zh-CN.json
+++ b/assets/translations/zh-CN.json
@@ -336,6 +336,7 @@
   "fieldAttachmentRandomId": "访问 ID",
   "fieldAttachmentAlt": "概述文字",
   "addAttachmentFromAlbum": "从相册中添加附件",
+  "addAttachmentFromFiles": "从文件中添加附件",
   "addAttachmentFromClipboard": "粘贴附件",
   "addAttachmentFromCameraPhoto": "拍摄照片",
   "addAttachmentFromCameraVideo": "拍摄视频",
diff --git a/assets/translations/zh-HK.json b/assets/translations/zh-HK.json
index 0636722..13ab3ad 100644
--- a/assets/translations/zh-HK.json
+++ b/assets/translations/zh-HK.json
@@ -336,6 +336,7 @@
   "fieldAttachmentRandomId": "訪問 ID",
   "fieldAttachmentAlt": "概述文字",
   "addAttachmentFromAlbum": "從相冊中添加附件",
+  "addAttachmentFromFiles": "從文件中添加附件",
   "addAttachmentFromClipboard": "粘貼附件",
   "addAttachmentFromCameraPhoto": "拍攝照片",
   "addAttachmentFromCameraVideo": "拍攝視頻",
diff --git a/assets/translations/zh-TW.json b/assets/translations/zh-TW.json
index 702b2c0..b85aefa 100644
--- a/assets/translations/zh-TW.json
+++ b/assets/translations/zh-TW.json
@@ -336,6 +336,7 @@
   "fieldAttachmentRandomId": "訪問 ID",
   "fieldAttachmentAlt": "概述文字",
   "addAttachmentFromAlbum": "從相冊中添加附件",
+  "addAttachmentFromFiles": "從文件中添加附件",
   "addAttachmentFromClipboard": "粘貼附件",
   "addAttachmentFromCameraPhoto": "拍攝照片",
   "addAttachmentFromCameraVideo": "拍攝視頻",
diff --git a/ios/Runner/Info.plist b/ios/Runner/Info.plist
index f13faaa..4b93f1c 100644
--- a/ios/Runner/Info.plist
+++ b/ios/Runner/Info.plist
@@ -79,6 +79,8 @@
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
+	<key>LSSupportsOpeningDocumentsInPlace</key>
+	<true/>
 	<key>UISupportedInterfaceOrientations~ipad</key>
 	<array>
 		<string>UIInterfaceOrientationPortrait</string>
diff --git a/lib/widgets/post/post_media_pending_list.dart b/lib/widgets/post/post_media_pending_list.dart
index 9a6fa1a..60a7bd0 100644
--- a/lib/widgets/post/post_media_pending_list.dart
+++ b/lib/widgets/post/post_media_pending_list.dart
@@ -4,6 +4,7 @@ import 'dart:ui';
 import 'package:croppy/croppy.dart';
 import 'package:dismissible_page/dismissible_page.dart';
 import 'package:easy_localization/easy_localization.dart';
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -491,6 +492,14 @@ class AddPostMediaButton extends StatelessWidget {
     );
   }
 
+  void _selectFile() async {
+    final result = await FilePicker.platform.pickFiles(type: FileType.any);
+    if (result == null) return;
+    onAdd(
+      result.files.map((e) => PostWriteMedia.fromFile(e.xFile)),
+    );
+  }
+
   void _pasteMedia() async {
     final imageBytes = await Pasteboard.image;
     if (imageBytes == null) return;
@@ -605,6 +614,18 @@ class AddPostMediaButton extends StatelessWidget {
             _selectMedia();
           },
         ),
+        PopupMenuItem(
+          child: Row(
+            children: [
+              const Icon(Symbols.file_upload),
+              const Gap(16),
+              Text('addAttachmentFromFiles').tr(),
+            ],
+          ),
+          onTap: () {
+            _selectFile();
+          },
+        ),
         PopupMenuItem(
           child: Row(
             children: [
diff --git a/macos/Runner/Info.plist b/macos/Runner/Info.plist
index 5968128..27783a1 100644
--- a/macos/Runner/Info.plist
+++ b/macos/Runner/Info.plist
@@ -2,6 +2,8 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>LSSupportsOpeningDocumentsInPlace</key>
+	<true/>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleExecutable</key>