C:\Windows\system32>DISM/Online /Cleanup-image /Scanhealth
C:\Windows\system32>DISM/Online /Cleanup-image /Restorehealth
C:\Windows\system32>Sfc /scannow
C:\Windows\system32>for %1 in (%windir%system32*.dll) do regsvr32.exe /s %1
依次输入以上四条命令,重启电脑即可。