C:\WINDOWS\system32>Dism /Online /Cleanup-Image /RestoreHealth
Deployment Image Servicing and Management tool
Version: 10.0.19041.844
Image Version: 10.0.19043.1348
Error: 87
The cleanup-image option is unknown.
For more information, refer to the help by running DISM.exe /?.
The DISM log file can be found at C:\WINDOWS\Logs\DISM\dism.log