diff --git a/Flow.Launcher.Core/Updater.cs b/Flow.Launcher.Core/Updater.cs
index 8f0de798c..76713ce2a 100644
--- a/Flow.Launcher.Core/Updater.cs
+++ b/Flow.Launcher.Core/Updater.cs
@@ -87,7 +87,7 @@ namespace Flow.Launcher.Core
                     UpdateManager.RestartApp(Constant.ApplicationFileName);
                 }
             }
-            catch (Exception e) when (e is HttpRequestException || e is WebException || e is SocketException || e is TaskCanceledException)
+            catch (Exception e) when (e is HttpRequestException || e is WebException || e is SocketException || e.InnerException is TimeoutException)
             {
                 Log.Exception($"|Updater.UpdateApp|Check your connection and proxy settings to github-cloud.s3.amazonaws.com.", e);
                 api.ShowMsg(api.GetTranslation("update_flowlauncher_fail"),
diff --git a/Plugins/Flow.Launcher.Plugin.WebSearch/Main.cs b/Plugins/Flow.Launcher.Plugin.WebSearch/Main.cs
index 4135bb59a..7eca5a568 100644
--- a/Plugins/Flow.Launcher.Plugin.WebSearch/Main.cs
+++ b/Plugins/Flow.Launcher.Plugin.WebSearch/Main.cs
@@ -125,8 +125,7 @@ namespace Flow.Launcher.Plugin.WebSearch
             {
                 var suggestions = await source.Suggestions(keyword, token).ConfigureAwait(false);
 
-                if (token.IsCancellationRequested)
-                    return null;
+                token.ThrowIfCancellationRequested();
 
                 var resultsFromSuggestion = suggestions?.Select(o => new Result
                 {
diff --git a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Baidu.cs b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Baidu.cs
index 385a9f8b5..94458ff52 100644
--- a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Baidu.cs
+++ b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Baidu.cs
@@ -25,15 +25,16 @@ namespace Flow.Launcher.Plugin.WebSearch.SuggestionSources
                 const string api = "http://suggestion.baidu.com/su?json=1&wd=";
                 result = await Http.GetAsync(api + Uri.EscapeUriString(query), token).ConfigureAwait(false);
             }
-            catch (TaskCanceledException)
-            {
-                return null;
-            }
-            catch (HttpRequestException e)
+            catch (Exception e) when (e is HttpRequestException || e.InnerException is TimeoutException)
             {
                 Log.Exception("|Baidu.Suggestions|Can't get suggestion from baidu", e);
                 return null;
             }
+            catch (OperationCanceledException)
+            {
+                return null;
+            }
+
 
             if (string.IsNullOrEmpty(result)) return new List<string>();
             Match match = _reg.Match(result);
@@ -44,7 +45,7 @@ namespace Flow.Launcher.Plugin.WebSearch.SuggestionSources
                 {
                     json = JsonDocument.Parse(match.Groups[1].Value);
                 }
-                catch(JsonException e)
+                catch (JsonException e)
                 {
                     Log.Exception("|Baidu.Suggestions|can't parse suggestions", e);
                     return new List<string>();
diff --git a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Bing.cs b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Bing.cs
index e505d78cf..28868100f 100644
--- a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Bing.cs
+++ b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Bing.cs
@@ -28,13 +28,13 @@ namespace Flow.Launcher.Plugin.WebSearch.SuggestionSources
                 json = (await JsonDocument.ParseAsync(resultStream, cancellationToken: token)).RootElement.GetProperty("AS");
 
             }
-            catch (TaskCanceledException)
+            catch (Exception e) when (e is HttpRequestException || e.InnerException is TimeoutException)
             {
-                return new List<string>();
+                Log.Exception("|Baidu.Suggestions|Can't get suggestion from baidu", e);
+                return null;
             }
-            catch (HttpRequestException e)
+            catch (OperationCanceledException)
             {
-                Log.Exception("|Bing.Suggestions|Can't get suggestion from Bing", e);
                 return new List<string>();
             }
             catch (JsonException e)
diff --git a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Google.cs b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Google.cs
index c075f4d5d..a06deea29 100644
--- a/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Google.cs
+++ b/Plugins/Flow.Launcher.Plugin.WebSearch/SuggestionSources/Google.cs
@@ -23,17 +23,17 @@ namespace Flow.Launcher.Plugin.WebSearch.SuggestionSources
                 const string api = "https://www.google.com/complete/search?output=chrome&q=";
 
                 using var resultStream = await Http.GetStreamAsync(api + Uri.EscapeUriString(query)).ConfigureAwait(false);
-                
-                json = await JsonDocument.ParseAsync(resultStream);
+
+                json = await JsonDocument.ParseAsync(resultStream, cancellationToken: token);
 
             }
-            catch (TaskCanceledException)
+            catch (Exception e) when (e is HttpRequestException || e.InnerException is TimeoutException)
             {
-                return new List<string>();
+                Log.Exception("|Baidu.Suggestions|Can't get suggestion from baidu", e);
+                return null;
             }
-            catch (HttpRequestException e)
+            catch (OperationCanceledException)
             {
-                Log.Exception("|Google.Suggestions|Can't get suggestion from google", e);
                 return new List<string>();
             }
             catch (JsonException e)
diff --git a/Plugins/Flow.Launcher.Plugin.WebSearch/plugin.json b/Plugins/Flow.Launcher.Plugin.WebSearch/plugin.json
index 6e9986749..996c9b686 100644
--- a/Plugins/Flow.Launcher.Plugin.WebSearch/plugin.json
+++ b/Plugins/Flow.Launcher.Plugin.WebSearch/plugin.json
@@ -25,7 +25,7 @@
   "Name": "Web Searches",
   "Description": "Provide the web search ability",
   "Author": "qianlifeng",
-  "Version": "1.3.2",
+  "Version": "1.3.3",
   "Language": "csharp",
   "Website": "https://github.com/Flow-Launcher/Flow.Launcher",
   "ExecuteFileName": "Flow.Launcher.Plugin.WebSearch.dll",