diff --git a/v2rayN/v2rayN/Tool/Utils.cs b/v2rayN/v2rayN/Tool/Utils.cs
index c2d26ea9..10932cf5 100644
--- a/v2rayN/v2rayN/Tool/Utils.cs
+++ b/v2rayN/v2rayN/Tool/Utils.cs
@@ -371,19 +371,19 @@ namespace v2rayN
                         long TBs = GBs / factor;
                         if (TBs > 0)
                         {
-                            result = TBs + (GBs % factor / (factor + 0.0));
+                            result = TBs + ((GBs % factor) / (factor + 0.0));
                             unit = "TB";
                             return;
                         }
-                        result = GBs + (MBs % factor / (factor + 0.0));
+                        result = GBs + ((MBs % factor) / (factor + 0.0));
                         unit = "GB";
                         return;
                     }
-                    result = MBs + (KBs % factor / (factor + 0.0));
+                    result = MBs + ((KBs % factor) / (factor + 0.0));
                     unit = "MB";
                     return;
                 }
-                result = KBs + (amount % factor / (factor + 0.0));
+                result = KBs + ((amount % factor) / (factor + 0.0));
                 unit = "KB";
                 return;
             }
diff --git a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
index a0278cbe..c18c8e3c 100644
--- a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
@@ -1424,7 +1424,7 @@ namespace v2rayN.ViewModels
                 {
                     MyAppExit(false);
                 }
-            };
+            }
             (new UpdateHandle()).CheckUpdateGuiN(_config, _updateUI, _config.guiItem.checkPreReleaseUpdate);
         }
 
@@ -1453,7 +1453,7 @@ namespace v2rayN.ViewModels
                         File.Delete(fileName);
                     }
                 }
-            };
+            }
             (new UpdateHandle()).CheckUpdateCore(type, _config, _updateUI, _config.guiItem.checkPreReleaseUpdate);
         }
 
@@ -1660,7 +1660,7 @@ namespace v2rayN.ViewModels
                 //Application.Current.MainWindow.ShowInTaskbar = false;
                 //IntPtr windowHandle = new WindowInteropHelper(Application.Current.MainWindow).Handle;
                 //Utils.RegWriteValue(Global.MyRegPath, Utils.WindowHwndKey, Convert.ToString((long)windowHandle));
-            };
+            }
             Global.ShowInTaskbar = bl;
         }