在桌面新建一个 theme.bat 文件，编辑文件，粘贴以下内容 
@echo off
reg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v "SystemUsesLightTheme" | find "0x0" >nul
if % errorlevel%==0 (
    start """% windir%\resources\Themes\aero.theme"
) else (
    start """% windir%\resources\Themes\dark.theme"
)
timeout /nobreak/t 2 >nul
taskkill /f/im SystemSettings.exe

保存后，双击即可快捷切换亮色和暗色主题