I have a laptop by Windows Genuine but I did not keep it on dvd .And the windows now work slow and stack .How do I re-download version of Windows from the sit?
We always assume you have made your Recovery Disks using the OEM manufacturer's Recovery Media Creator app the first day you had your new PC.
& made the Startup Repair CD. startup repair disc-create
Did you make the OEM manufacturer's Recovery Disks?
You can order OEM Recovery disks from your OEM manufacturer's website.