以前在win7下批处理换壁纸很方便， 用的以下语句: @echo off reg add "hkcu\control panel\desktop" /v Wallpaper /d "C:\MyWallpaper.bmp" /f reg add "hkcu\control panel\desktop" /v WallpaperStyle /t REG_DWORD /d 2 /f RunDll32.exe USER32.DLL,UpdatePerUserSyste...