In this article, we'll discuss the activation error 0x803fa067, which can have various causes, and we'll examine each of them.

When upgrading from the Home version to Pro and encountering such an error, try the following steps:

Disconnect your PC from the internet and try to activate your product key without an internet connection.

Try activating Windows 10 by phone - Instructions.

Try activating from the terminal with your product key following these instructions.

There may be issues with your product key, and you may need to contact your seller for a replacement. If you don't have an original product key, you can purchase one from our catalog starting from 8.2 €. Instant product key delivery to your email automatically right after payment.