• April 22, 2024

How to fix activation error 0x803fa067 Windows 10?

Error 0x803fa067 can be caused by a “left” copy of Windows or a recently installed update that changed the system files, making further updates impossible.

When Windows 10 first went into release, users could easily upgrade from Windows 7 or 8 to the “dozen”, and immediately to the Pro version. However, when they were updated, they got the error 0x803fa067 – and at that time no effective solution was known!

Fortunately, today the situation is completely different: error 0x803fa067 can be easily solved using one method.

What causes error 0x803fa067?


Now, error 0x803fa067 often occurs when upgrading from Windows 10 Home to Windows 10 Professional using the license key that came with the OS installation media. Here’s what might be causing this error:

  • a fake copy of Windows;
  • the last installed update.

Solution – turn off internet before updating

To get rid of error 0x803fa067, just disconnect your computer from the Internet. That’s right, this problem is solved with such an elementary method, which you probably did not even think about. Here’s what you need to do:

  • start your PC;
  • press Win + I to open System Options;
  • go to “Update and Recovery” → “Activation”;
  • click on “Change product key”;
  • enter your license key and disconnect from the Internet;
  • upgrade to the correct version of Windows 10.

That’s it, this time error 0x803fa067 won’t bother you. You can disconnect from the Internet simply by pulling out the provider’s cable from the system unit or disconnect from the Wi-Fi network if you are using a laptop. You can also go to the network connections of the classic control panel.

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