Windows 10: activate windows 10 after hard drive replacement

How do I activate Windows 10 after replacing my hard drive. I tried windows key and X as suggested and find "no administrative" space to fill in. I have my old windows xp disc with a number on it.

:)

 

Windows 10, Occasional Error, No Hard Drive, after Hard Drive Replacement

Hi,

System corruption can cause issues detecting your computer's hard drive. For us to properly investigate on your concern, we'd like to confirm the following information:

• On which cases do you receive the startup error?
• Aside from replacing the hard drive, have you made any significant changes to your device prior to this happening?
• Have you tried plugging in the replaced hard drive to another computer to check if the same thing occurs?
• What troubleshooting steps have you done so far?

We will be waiting for your reply so we can move forward to resolving your query.

 

Windows 10-Replacing failed hard drive

Hi,

I have a Dell XPS15 that was running Windows 10 but the hard drive has failed completely and needs replacing. How do I go about installing and activating Windows 10 on a replacement hard drive?

Thanks

 

Hard drive/ OS issue

a guy suggested :

• shutdown
• unhooked HDD
• restarted
• yay !!
• reconnected HDD
• restarted
• yay !!

also , try method 3
How do I unlock the drive where Windows 10 is installed?