Quick Steps to Fix Windows Activation
1.Remove old key use CMD
slmgr /upk
slmgr /cpky
2.Install your new key
slmgr /ipk YOUR-KEY-HERE
3.Activate by phone
slui 4
→ Select your country
→ Send the Installation ID
→ Enter the Confirmation ID

Goto aka.ms/aoh and login with your account
Type the installation id
and get the activation code
