diff --git a/lib/src/utils/native_implementations.dart b/lib/src/utils/native_implementations.dart
index 59be73c7..5a947253 100644
--- a/lib/src/utils/native_implementations.dart
+++ b/lib/src/utils/native_implementations.dart
@@ -25,22 +25,37 @@ abstract class NativeImplementations {
   /// the UI to likely freeze
   static const dummy = NativeImplementationsDummy();
 
-  FutureOr<RoomKeys> generateUploadKeys(GenerateUploadKeysArgs args);
+  FutureOr<RoomKeys> generateUploadKeys(
+    GenerateUploadKeysArgs args, {
+    bool retryInDummy = true,
+  });
 
-  FutureOr<Uint8List> keyFromPassphrase(KeyFromPassphraseArgs args);
+  FutureOr<Uint8List> keyFromPassphrase(
+    KeyFromPassphraseArgs args, {
+    bool retryInDummy = true,
+  });
 
-  FutureOr<Uint8List?> decryptFile(EncryptedFile file);
+  FutureOr<Uint8List?> decryptFile(
+    EncryptedFile file, {
+    bool retryInDummy = true,
+  });
 
   FutureOr<MatrixImageFileResizedResponse?> shrinkImage(
-      MatrixImageFileResizeArguments args);
+    MatrixImageFileResizeArguments args, {
+    bool retryInDummy = false,
+  });
 
-  FutureOr<MatrixImageFileResizedResponse?> calcImageMetadata(Uint8List bytes);
+  FutureOr<MatrixImageFileResizedResponse?> calcImageMetadata(
+    Uint8List bytes, {
+    bool retryInDummy = false,
+  });
 
   @override
 
   /// this implementation will catch any non-implemented method
   dynamic noSuchMethod(Invocation invocation) {
     final dynamic argument = invocation.positionalArguments.single;
+    final bool retryInDummy = invocation.namedArguments['retryInDummy'] as bool;
     final memberName = invocation.memberName.toString().split('"')[1];
 
     Logs().w(
@@ -50,15 +65,15 @@ abstract class NativeImplementations {
     );
     switch (memberName) {
       case 'generateUploadKeys':
-        return dummy.generateUploadKeys(argument);
+        return dummy.generateUploadKeys(argument, retryInDummy: retryInDummy);
       case 'keyFromPassphrase':
-        return dummy.keyFromPassphrase(argument);
+        return dummy.keyFromPassphrase(argument, retryInDummy: retryInDummy);
       case 'decryptFile':
-        return dummy.decryptFile(argument);
+        return dummy.decryptFile(argument, retryInDummy: retryInDummy);
       case 'shrinkImage':
-        return dummy.shrinkImage(argument);
+        return dummy.shrinkImage(argument, retryInDummy: retryInDummy);
       case 'calcImageMetadata':
-        return dummy.calcImageMetadata(argument);
+        return dummy.calcImageMetadata(argument, retryInDummy: retryInDummy);
       default:
         return super.noSuchMethod(invocation);
     }
@@ -69,28 +84,42 @@ class NativeImplementationsDummy extends NativeImplementations {
   const NativeImplementationsDummy();
 
   @override
-  Future<Uint8List?> decryptFile(EncryptedFile file) {
+  Future<Uint8List?> decryptFile(
+    EncryptedFile file, {
+    bool retryInDummy = true,
+  }) {
     return decryptFileImplementation(file);
   }
 
   @override
-  Future<RoomKeys> generateUploadKeys(GenerateUploadKeysArgs args) async {
+  Future<RoomKeys> generateUploadKeys(
+    GenerateUploadKeysArgs args, {
+    bool retryInDummy = true,
+  }) async {
     return generateUploadKeysImplementation(args);
   }
 
   @override
-  Future<Uint8List> keyFromPassphrase(KeyFromPassphraseArgs args) {
+  Future<Uint8List> keyFromPassphrase(
+    KeyFromPassphraseArgs args, {
+    bool retryInDummy = true,
+  }) {
     return generateKeyFromPassphrase(args);
   }
 
   @override
   MatrixImageFileResizedResponse? shrinkImage(
-      MatrixImageFileResizeArguments args) {
+    MatrixImageFileResizeArguments args, {
+    bool retryInDummy = false,
+  }) {
     return MatrixImageFile.resizeImplementation(args);
   }
 
   @override
-  MatrixImageFileResizedResponse? calcImageMetadata(Uint8List bytes) {
+  MatrixImageFileResizedResponse? calcImageMetadata(
+    Uint8List bytes, {
+    bool retryInDummy = false,
+  }) {
     return MatrixImageFile.calcMetadataImplementation(bytes);
   }
 }
@@ -122,7 +151,10 @@ class NativeImplementationsIsolate extends NativeImplementations {
   }
 
   @override
-  Future<Uint8List?> decryptFile(EncryptedFile file) {
+  Future<Uint8List?> decryptFile(
+    EncryptedFile file, {
+    bool retryInDummy = true,
+  }) {
     return runInBackground<Uint8List?, EncryptedFile>(
       NativeImplementations.dummy.decryptFile,
       file,
@@ -130,7 +162,10 @@ class NativeImplementationsIsolate extends NativeImplementations {
   }
 
   @override
-  Future<RoomKeys> generateUploadKeys(GenerateUploadKeysArgs args) async {
+  Future<RoomKeys> generateUploadKeys(
+    GenerateUploadKeysArgs args, {
+    bool retryInDummy = true,
+  }) async {
     return runInBackground<RoomKeys, GenerateUploadKeysArgs>(
       NativeImplementations.dummy.generateUploadKeys,
       args,
@@ -138,7 +173,10 @@ class NativeImplementationsIsolate extends NativeImplementations {
   }
 
   @override
-  Future<Uint8List> keyFromPassphrase(KeyFromPassphraseArgs args) {
+  Future<Uint8List> keyFromPassphrase(
+    KeyFromPassphraseArgs args, {
+    bool retryInDummy = true,
+  }) {
     return runInBackground<Uint8List, KeyFromPassphraseArgs>(
       NativeImplementations.dummy.keyFromPassphrase,
       args,
@@ -147,7 +185,9 @@ class NativeImplementationsIsolate extends NativeImplementations {
 
   @override
   Future<MatrixImageFileResizedResponse?> shrinkImage(
-      MatrixImageFileResizeArguments args) {
+    MatrixImageFileResizeArguments args, {
+    bool retryInDummy = false,
+  }) {
     return runInBackground<MatrixImageFileResizedResponse?,
         MatrixImageFileResizeArguments>(
       NativeImplementations.dummy.shrinkImage,
@@ -156,7 +196,10 @@ class NativeImplementationsIsolate extends NativeImplementations {
   }
 
   @override
-  FutureOr<MatrixImageFileResizedResponse?> calcImageMetadata(Uint8List bytes) {
+  FutureOr<MatrixImageFileResizedResponse?> calcImageMetadata(
+    Uint8List bytes, {
+    bool retryInDummy = false,
+  }) {
     return runInBackground<MatrixImageFileResizedResponse?, Uint8List>(
       NativeImplementations.dummy.calcImageMetadata,
       bytes,
diff --git a/lib/src/utils/web_worker/native_implementations_web_worker.dart b/lib/src/utils/web_worker/native_implementations_web_worker.dart
index c4a61e8a..db9fc68f 100644
--- a/lib/src/utils/web_worker/native_implementations_web_worker.dart
+++ b/lib/src/utils/web_worker/native_implementations_web_worker.dart
@@ -62,7 +62,9 @@ class NativeImplementationsWebWorker extends NativeImplementations {
 
   @override
   Future<MatrixImageFileResizedResponse?> calcImageMetadata(
-      Uint8List bytes) async {
+    Uint8List bytes, {
+    bool retryInDummy = false,
+  }) async {
     try {
       final result = await operation<Map<dynamic, dynamic>, Uint8List>(
         WebWorkerOperations.calcImageMetadata,
@@ -70,6 +72,11 @@ class NativeImplementationsWebWorker extends NativeImplementations {
       );
       return MatrixImageFileResizedResponse.fromJson(Map.from(result));
     } catch (e, s) {
+      if (!retryInDummy) {
+        Logs().e(
+            'Web worker computation error. Ignoring and returning null', e, s);
+        return null;
+      }
       Logs().e('Web worker computation error. Fallback to main thread', e, s);
       return NativeImplementations.dummy.calcImageMetadata(bytes);
     }
@@ -77,7 +84,9 @@ class NativeImplementationsWebWorker extends NativeImplementations {
 
   @override
   Future<MatrixImageFileResizedResponse?> shrinkImage(
-      MatrixImageFileResizeArguments args) async {
+    MatrixImageFileResizeArguments args, {
+    bool retryInDummy = false,
+  }) async {
     try {
       final result =
           await operation<Map<dynamic, dynamic>, Map<String, dynamic>>(
@@ -86,13 +95,21 @@ class NativeImplementationsWebWorker extends NativeImplementations {
       );
       return MatrixImageFileResizedResponse.fromJson(Map.from(result));
     } catch (e, s) {
+      if (!retryInDummy) {
+        Logs().e(
+            'Web worker computation error. Ignoring and returning null', e, s);
+        return null;
+      }
       Logs().e('Web worker computation error. Fallback to main thread', e, s);
       return NativeImplementations.dummy.shrinkImage(args);
     }
   }
 
   @override
-  Future<RoomKeys> generateUploadKeys(GenerateUploadKeysArgs args) async {
+  Future<RoomKeys> generateUploadKeys(
+    GenerateUploadKeysArgs args, {
+    bool retryInDummy = true,
+  }) async {
     try {
       final result =
           await operation<Map<dynamic, dynamic>, Map<String, dynamic>>(
@@ -101,6 +118,7 @@ class NativeImplementationsWebWorker extends NativeImplementations {
       );
       return RoomKeys.fromJson(Map.from(result));
     } catch (e, s) {
+      if (!retryInDummy) rethrow;
       Logs().e('Web worker computation error. Fallback to main thread', e, s);
       return NativeImplementations.dummy.generateUploadKeys(args);
     }