I just got a new upgrade on my PC, but my Windows 10 isn't activated anymore.
I just got a new upgrade on my PC, but my Windows 10 isn't activated anymore.
During troubleshooting, you mention recent hardware changes and encounter an issue where Windows won't activate. The error code shown on the activation screen is 0xC004F025.
This is every day question here. You must link your local account to Microsoft Account first, before hardware change.