Hey i have the same problem, i upgrade my hardware and now i cant aktivate my windows 10.
Activation error 0x803fa067 windows 10
3 days ago I bought a new key for windows 10 home because I upgraded my hardware.
When I use the key it gives the error 0x803fa067.
I searched all over the web and also tried the phone activation, nothing worked.
Windows for home | Windows 10 | Install and upgrade
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Anonymous
2018-04-03T08:19:05+00:00 -
Anonymous
2018-04-12T10:55:18+00:00 -
Anonymous
2018-04-12T20:20:04+00:00 Hello Mergen,
The error that you're getting when upgrading to Windows 10 Pro may occur due to a device that doesn't have a valid product key. We recommend that you contact our Answer Desk support for better assistance with the Windows 10 Pro upgrade. For your reference, click this link on how to contact Answer Desk.
Let us know if you have other concerns.
Regards.