I have problem in windows activation

[SR3575]

I bought a used computer and window 11 home single language was preinstalled. windows was not activated. i have install different version of windows but it did not help. i even try hp cloud recovery. still it says we can not activate windows on this device. i try to reactivate if from cmd it say the key is block. i check the in bios is the same as in windows but still it is not activating. some please help me.

[Bill_To]

Greetings @SR3575 

Welcome to the HP Forum.

It sounds like the Windows 11 Home product key for your MB is being used on a second PC.

Try the following option:

To activate Windows 11 by phone:

1. Select Start  > Settings  > System  > Activation.

2. Under Activate Windows Now section, select Activate by Phone.

Regards