Forum Discussion
LFL777
Dec 31, 2025Copper Contributor
Activate Windows 11 after Computer Switch
I have recently bought a new Computer where I Installed Windows 11 after i finished building it. When I installed Windows 11 I chose Windows 11 Home(Not knowing i actually had Windows 10 Pro on my ol...
HarperLake
Jan 04, 2026Iron Contributor
If your old PC was activated with a Windows 10 Pro license linked to your Microsoft account, that license can potentially be transferred, but it must match the edition.
- LFL777Jan 04, 2026Copper Contributor
Switched from Home to Pro using "changepk.exe /ProductKey VK7JG-NPHTM-C97JM-9MPGT-3V66T" in CMD, and can now select my old PC to activate Windows. But it says that it can't activate windows right now, and that i should try again later.
Is the answer here just to wait a few hours and test again, or is there a workaround regarding that message?