Some users have reported to us having issues in activating Windows 10. Well there are many ways of activating Windows 10 apart from the usual way through the Windows System dialog page.
First of all, you can use an elevated command prompt and type in the following commands:
Set the Product Key:
slmgr /ipk “YOUR PRODUCT KEY”
SCCM Task Sequence Activation:
cscript.exe “c:\windows\system32\slmgr.vbs” /ato