diff --git a/BililiveRecorder.WPF/SettingsWindow.xaml.cs b/BililiveRecorder.WPF/SettingsWindow.xaml.cs
index c99c49e..a506d2d 100644
--- a/BililiveRecorder.WPF/SettingsWindow.xaml.cs
+++ b/BililiveRecorder.WPF/SettingsWindow.xaml.cs
@@ -33,12 +33,24 @@ namespace BililiveRecorder.WPF
 
         private void Save(object sender, RoutedEventArgs e)
         {
+            if (!_CheckSavePath()) return;
             DialogResult = true;
             Close();
         }
 
+        private bool _CheckSavePath()
+        {
+            if (string.IsNullOrWhiteSpace(Settings.SavePath))
+            {
+                MessageBox.Show("请设置一个录像保存路径", "保存路径不能为空", MessageBoxButton.OK, MessageBoxImage.Warning);
+                return false;
+            }
+            return true;
+        }
+
         private void Cancel(object sender, RoutedEventArgs e)
         {
+            if (!_CheckSavePath()) return;
             Close();
         }
 
diff --git a/CI/appveyor_install.ps1 b/CI/appveyor_install.ps1
index c1f0067..2dc3007 100644
--- a/CI/appveyor_install.ps1
+++ b/CI/appveyor_install.ps1
@@ -10,7 +10,7 @@ $commit_message_version_regex="^Release: (\d+\.\d+\.\d+)$"
 
 if ($env:APPVEYOR_REPO_BRANCH -eq "dev" -and $env:APPVEYOR_REPO_COMMIT_MESSAGE -cmatch $commit_message_version_regex)
 {
-    git checkout dev
+    git checkout dev -q
     $env:BILILIVERECORDER_RELEASE=$true
     $env:p_version="$($Matches[1]).0"
     Update-AppveyorBuild -Version "$env:p_version"