Forum Discussion
GabrielStone
Sep 11, 2025Iron Contributor
Can I fit my old PC hard drive into my new PC just to activate Windows 11?
Years ago I purchased Windows 8.1 OEM for around £100 from ***elsewhere***, then when Windows 11 came along I was able to upgrade to it for free. Now I've just built a new PC but need to be able...
KapilArya
Sep 11, 2025MVP
The OEM license is usually tied to first motherboard it is activated on and can't be transferred. Hence even if you shift hard drive from old PC to new PC, it won't activate as the license is attached to old PC motherboard.