diff --git a/Wox/MainWindow.xaml.cs b/Wox/MainWindow.xaml.cs
index 0a0be77475..70f56ff1f7 100644
--- a/Wox/MainWindow.xaml.cs
+++ b/Wox/MainWindow.xaml.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Threading;
@@ -530,6 +531,10 @@ namespace Wox
                     }
                     break;
 
+                case Key.F1:
+                    Process.Start("https://github.com/qianlifeng/Wox/wiki/Wox-Function-Guide");
+                    break;
+
                 case Key.Enter:
                 case Key.Tab:
                     AcceptSelect(resultCtrl.GetActiveResult());