diff --git a/CHANGELOG.md b/CHANGELOG.md
index fe792530..82ef4278 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ that can be found in the LICENSE file. -->
 
 ### Improvements
 
+- Adapt Flutter 3.3. (#820)
 - Retrieve metadata for videos when empty on Android. (#819)
 
 ## 2.3.0-dev.1
diff --git a/example/lib/page/save_image_example.dart b/example/lib/page/save_image_example.dart
index 8c398245..72c06d17 100644
--- a/example/lib/page/save_image_example.dart
+++ b/example/lib/page/save_image_example.dart
@@ -1,5 +1,5 @@
 import 'dart:io';
-import 'dart:typed_data';
+import 'dart:typed_data' as typed_data;
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -22,7 +22,7 @@ class _SaveMediaExampleState extends State<SaveMediaExample> {
   final String haveExifUrl = 'http://172.16.100.7:2393/IMG_20200107_182905.jpg';
 
   final String videoUrl =
-      'http://img.ksbbs.com/asset/Mon_1703/05cacb4e02f9d9e.mp4';
+      'https://pic.app.kszhuangxiu.com/forum/20220423120218front2_1_788292_FhP_XBo24M5XuZzb4xPb-YPaC6Yq.mp4';
 
   // final videoUrl = "http://192.168.31.252:51781/out.mov";
   // final videoUrl = "http://192.168.31.252:51781/out.ogv";
@@ -130,13 +130,13 @@ class _SaveMediaExampleState extends State<SaveMediaExample> {
     resp.listen((List<int> data) {
       bytes.addAll(data);
     }, onDone: () {
-      final Uint8List image = Uint8List.fromList(bytes);
+      final image = typed_data.Uint8List.fromList(bytes);
       saveImage(image);
       client.close();
     });
   }
 
-  Future<void> saveImage(Uint8List uint8List) async {
+  Future<void> saveImage(typed_data.Uint8List uint8List) async {
     final AssetEntity? asset = await PhotoManager.editor.saveImage(
       uint8List,
       title: '${DateTime.now().millisecondsSinceEpoch}.jpg',
diff --git a/lib/src/filter/filter_options.dart b/lib/src/filter/filter_options.dart
index 9d98c66d..5004c38b 100644
--- a/lib/src/filter/filter_options.dart
+++ b/lib/src/filter/filter_options.dart
@@ -72,7 +72,10 @@ class FilterOption {
   }
 
   @override
-  int get hashCode => hashValues(needTitle, sizeConstraint, durationConstraint);
+  int get hashCode =>
+      needTitle.hashCode ^
+      sizeConstraint.hashCode ^
+      durationConstraint.hashCode;
 }
 
 /// Constraints of asset pixel width and height.
@@ -139,7 +142,11 @@ class SizeConstraint {
 
   @override
   int get hashCode =>
-      hashValues(minWidth, maxWidth, minHeight, maxHeight, ignoreSize);
+      minWidth.hashCode ^
+      maxWidth.hashCode ^
+      minHeight.hashCode ^
+      maxHeight.hashCode ^
+      ignoreSize.hashCode;
 }
 
 /// Constraints of duration.
@@ -179,7 +186,7 @@ class DurationConstraint {
   }
 
   @override
-  int get hashCode => hashValues(min, max, allowNullable);
+  int get hashCode => min.hashCode ^ max.hashCode ^ allowNullable.hashCode;
 }
 
 @immutable
@@ -229,7 +236,7 @@ class DateTimeCond {
   }
 
   @override
-  int get hashCode => hashValues(min, max, ignore);
+  int get hashCode => min.hashCode ^ max.hashCode ^ ignore.hashCode;
 }
 
 @immutable
@@ -259,5 +266,5 @@ class OrderOption {
   }
 
   @override
-  int get hashCode => hashValues(type, asc);
+  int get hashCode => type.hashCode ^ asc.hashCode;
 }
diff --git a/lib/src/internal/image_provider.dart b/lib/src/internal/image_provider.dart
index 91f46583..e82e6a28 100644
--- a/lib/src/internal/image_provider.dart
+++ b/lib/src/internal/image_provider.dart
@@ -3,7 +3,7 @@
 // in the LICENSE file.
 
 import 'dart:io';
-import 'dart:typed_data';
+import 'dart:typed_data' as typed_data;
 import 'dart:ui' as ui;
 
 import 'package:flutter/foundation.dart';
@@ -58,7 +58,7 @@ class AssetEntityImageProvider extends ImageProvider<AssetEntityImageProvider> {
   @override
   ImageStreamCompleter load(
     AssetEntityImageProvider key,
-    DecoderCallback decode,
+    DecoderCallback decode, // ignore: deprecated_member_use
   ) {
     return MultiFrameImageStreamCompleter(
       codec: _loadAsync(key, decode),
@@ -83,7 +83,7 @@ class AssetEntityImageProvider extends ImageProvider<AssetEntityImageProvider> {
 
   Future<ui.Codec> _loadAsync(
     AssetEntityImageProvider key,
-    DecoderCallback decode,
+    DecoderCallback decode, // ignore: deprecated_member_use
   ) async {
     try {
       assert(key == this);
@@ -103,7 +103,7 @@ class AssetEntityImageProvider extends ImageProvider<AssetEntityImageProvider> {
         type = key.imageFileType;
       }
 
-      Uint8List? data;
+      typed_data.Uint8List? data;
       if (isOriginal) {
         if (key.entity.type == AssetType.video) {
           data = await key.entity.thumbnailData;
@@ -204,12 +204,11 @@ class AssetEntityImageProvider extends ImageProvider<AssetEntityImageProvider> {
   }
 
   @override
-  int get hashCode => hashValues(
-        entity,
-        isOriginal,
-        thumbnailSize,
-        thumbnailFormat,
-      );
+  int get hashCode =>
+      entity.hashCode ^
+      isOriginal.hashCode ^
+      thumbnailSize.hashCode ^
+      thumbnailFormat.hashCode;
 }
 
 /// A widget that displays an [AssetEntity] image.
diff --git a/lib/src/internal/plugin.dart b/lib/src/internal/plugin.dart
index 654c1369..6e2ad9f4 100644
--- a/lib/src/internal/plugin.dart
+++ b/lib/src/internal/plugin.dart
@@ -4,7 +4,7 @@
 
 import 'dart:async';
 import 'dart:io';
-import 'dart:typed_data';
+import 'dart:typed_data' as typed_data;
 
 import 'package:flutter/services.dart';
 
@@ -149,7 +149,7 @@ class PhotoManagerPlugin with BasePlugin, IosPlugin, AndroidPlugin {
   }
 
   /// Get thumbnail of asset id.
-  Future<Uint8List?> getThumbnail({
+  Future<typed_data.Uint8List?> getThumbnail({
     required String id,
     required ThumbnailOption option,
     PMProgressHandler? progressHandler,
@@ -162,7 +162,7 @@ class PhotoManagerPlugin with BasePlugin, IosPlugin, AndroidPlugin {
     return _channel.invokeMethod(PMConstants.mGetThumb, params);
   }
 
-  Future<Uint8List?> getOriginBytes(
+  Future<typed_data.Uint8List?> getOriginBytes(
     String id, {
     PMProgressHandler? progressHandler,
   }) {
@@ -251,7 +251,7 @@ class PhotoManagerPlugin with BasePlugin, IosPlugin, AndroidPlugin {
   }
 
   Future<AssetEntity?> saveImage(
-    Uint8List data, {
+    typed_data.Uint8List data, {
     required String? title,
     String? desc,
     String? relativePath,
diff --git a/lib/src/internal/progress_handler.dart b/lib/src/internal/progress_handler.dart
index d34cab9f..d652622d 100644
--- a/lib/src/internal/progress_handler.dart
+++ b/lib/src/internal/progress_handler.dart
@@ -76,7 +76,7 @@ class PMProgressState {
   }
 
   @override
-  int get hashCode => hashValues(progress, state);
+  int get hashCode => progress.hashCode ^ state.hashCode;
 
   @override
   String toString() => '$runtimeType($state, $progress)';
diff --git a/lib/src/managers/notify_manager.dart b/lib/src/managers/notify_manager.dart
index 6c624740..086e612e 100644
--- a/lib/src/managers/notify_manager.dart
+++ b/lib/src/managers/notify_manager.dart
@@ -4,7 +4,7 @@
 
 import 'dart:async';
 
-import 'package:flutter/foundation.dart';
+import 'package:flutter/foundation.dart' as foundation;
 import 'package:flutter/services.dart';
 
 import '../internal/constants.dart';
@@ -12,25 +12,23 @@ import '../internal/plugin.dart';
 
 /// The notify manager when assets changed.
 class NotifyManager {
-  static const MethodChannel _channel = MethodChannel(
-    '${PMConstants.channelPrefix}/notify',
-  );
+  static const _channel = MethodChannel('${PMConstants.channelPrefix}/notify');
 
   Stream<bool> get notifyStream => _controller.stream;
-  final StreamController<bool> _controller = StreamController<bool>.broadcast();
+  final _controller = StreamController<bool>.broadcast();
 
-  final List<ValueChanged<MethodCall>> _notifyCallback =
-      <ValueChanged<MethodCall>>[];
+  final _notifyCallback = <foundation.ValueChanged<MethodCall>>[];
 
   /// {@template photo_manager.NotifyManager.addChangeCallback}
   /// Add a callback for assets changing.
   /// {@endtemplate}
-  void addChangeCallback(ValueChanged<MethodCall> c) => _notifyCallback.add(c);
+  void addChangeCallback(foundation.ValueChanged<MethodCall> c) =>
+      _notifyCallback.add(c);
 
   /// {@template photo_manager.NotifyManager.removeChangeCallback}
   /// Remove the callback for assets changing.
   /// {@endtemplate}
-  void removeChangeCallback(ValueChanged<MethodCall> c) =>
+  void removeChangeCallback(foundation.ValueChanged<MethodCall> c) =>
       _notifyCallback.remove(c);
 
   /// {@template photo_manager.NotifyManager.startChangeNotify}
@@ -71,7 +69,7 @@ class NotifyManager {
   }
 
   Future<dynamic> _onChange(MethodCall m) async {
-    _notifyCallback.toList().forEach((ValueChanged<MethodCall> c) => c.call(m));
+    _notifyCallback.toList().forEach((c) => c.call(m));
   }
 
   @override
diff --git a/lib/src/types/entity.dart b/lib/src/types/entity.dart
index 69832523..6adaf837 100644
--- a/lib/src/types/entity.dart
+++ b/lib/src/types/entity.dart
@@ -3,7 +3,7 @@
 // in the LICENSE file.
 
 import 'dart:io';
-import 'dart:typed_data';
+import 'dart:typed_data' as typed_data;
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/rendering.dart';
@@ -280,7 +280,12 @@ class AssetPathEntity {
 
   @override
   int get hashCode =>
-      hashValues(id, name, albumType, type, lastModified, isAll);
+      id.hashCode ^
+      name.hashCode ^
+      albumType.hashCode ^
+      type.hashCode ^
+      lastModified.hashCode ^
+      isAll.hashCode;
 
   @override
   String toString() {
@@ -515,7 +520,7 @@ class AssetEntity {
   ///
   /// **Use it with cautious** since the original data might be epic large.
   /// Generally use this method only for images.
-  Future<Uint8List?> get originBytes => _getOriginBytes();
+  Future<typed_data.Uint8List?> get originBytes => _getOriginBytes();
 
   /// Obtain the thumbnail data with [PMConstants.vDefaultThumbnailSize]
   /// size of the asset, typically use it for preview displays.
@@ -527,7 +532,7 @@ class AssetEntity {
   /// See also:
   ///  * [thumbnailDataWithSize] which is a common method to obtain thumbnails.
   ///  * [thumbnailDataWithOption] which accepts customized [ThumbnailOption].
-  Future<Uint8List?> get thumbnailData => thumbnailDataWithSize(
+  Future<typed_data.Uint8List?> get thumbnailData => thumbnailDataWithSize(
         const ThumbnailSize.square(PMConstants.vDefaultThumbnailSize),
       );
 
@@ -538,7 +543,7 @@ class AssetEntity {
   /// See also:
   ///  * [thumbnailData] which obtain the thumbnail data with fixed size.
   ///  * [thumbnailDataWithOption] which accepts customized [ThumbnailOption].
-  Future<Uint8List?> thumbnailDataWithSize(
+  Future<typed_data.Uint8List?> thumbnailDataWithSize(
     ThumbnailSize size, {
     ThumbnailFormat format = ThumbnailFormat.jpeg,
     int quality = 100,
@@ -550,7 +555,7 @@ class AssetEntity {
     }());
     // Return null if the asset is audio or others.
     if (type == AssetType.audio || type == AssetType.other) {
-      return Future<Uint8List?>.value();
+      return Future<typed_data.Uint8List?>.value();
     }
     final ThumbnailOption option;
     if (Platform.isIOS || Platform.isMacOS) {
@@ -579,7 +584,7 @@ class AssetEntity {
   /// See also:
   ///  * [thumbnailData] which obtain the thumbnail data with fixed size.
   ///  * [thumbnailDataWithSize] which is a common method to obtain thumbnails.
-  Future<Uint8List?> thumbnailDataWithOption(
+  Future<typed_data.Uint8List?> thumbnailDataWithOption(
     ThumbnailOption option, {
     PMProgressHandler? progressHandler,
   }) {
@@ -589,7 +594,7 @@ class AssetEntity {
     }());
     // Return null if the asset is audio or others.
     if (type == AssetType.audio || type == AssetType.other) {
-      return Future<Uint8List?>.value();
+      return Future<typed_data.Uint8List?>.value();
     }
     assert(() {
       option.checkAssertions();
@@ -684,7 +689,7 @@ class AssetEntity {
     return File(path);
   }
 
-  Future<Uint8List?> _getOriginBytes({
+  Future<typed_data.Uint8List?> _getOriginBytes({
     PMProgressHandler? progressHandler,
   }) async {
     assert(
@@ -783,7 +788,7 @@ class AssetEntity {
   }
 
   @override
-  int get hashCode => hashValues(id, isFavorite);
+  int get hashCode => id.hashCode ^ isFavorite.hashCode;
 
   @override
   bool operator ==(Object other) {
@@ -805,9 +810,6 @@ class LatLng {
   final double? latitude;
   final double? longitude;
 
-  @override
-  int get hashCode => hashValues(latitude, longitude);
-
   @override
   bool operator ==(Object other) {
     if (other is! AssetEntity) {
@@ -815,4 +817,7 @@ class LatLng {
     }
     return latitude == other.latitude && longitude == other.longitude;
   }
+
+  @override
+  int get hashCode => latitude.hashCode ^ longitude.hashCode;
 }
diff --git a/lib/src/types/thumbnail.dart b/lib/src/types/thumbnail.dart
index 9f1b1ab1..43f13b9c 100644
--- a/lib/src/types/thumbnail.dart
+++ b/lib/src/types/thumbnail.dart
@@ -3,7 +3,6 @@
 // in the LICENSE file.
 
 import 'package:flutter/foundation.dart';
-import 'package:flutter/rendering.dart';
 
 import '../internal/constants.dart';
 import '../internal/enums.dart';
@@ -43,7 +42,7 @@ class ThumbnailSize {
   }
 
   @override
-  int get hashCode => hashValues(width, height);
+  int get hashCode => width.hashCode ^ height.hashCode;
 
   @override
   String toString() => 'ThumbnailSize($width, $height)';
@@ -117,7 +116,8 @@ class ThumbnailOption {
   }
 
   @override
-  int get hashCode => hashValues(size, format, quality, frame);
+  int get hashCode =>
+      size.hashCode ^ format.hashCode ^ quality.hashCode ^ frame.hashCode;
 
   @override
   bool operator ==(Object other) {
@@ -158,7 +158,10 @@ class _IOSThumbnailOption extends ThumbnailOption {
 
   @override
   int get hashCode =>
-      hashValues(super.hashCode, deliveryMode, resizeMode, resizeContentMode);
+      super.hashCode ^
+      deliveryMode.hashCode ^
+      resizeMode.hashCode ^
+      resizeContentMode.hashCode;
 
   @override
   bool operator ==(Object other) {