Solution 2: Activating Windows 10 using Phone
Microsoft has made it possible for users to call into their call centers and get their key verified. This can be done over a call to Microsoft’s activation call center. Just follow the steps given below.
- Press the Windows key + R button on your keyboard to start the Run dialogue.
- Now type in SLUI 4 into the Run window and the press the ENTER key.
- On the next step, you will need to select your country and region and you will be provided with a phone number.
- All you need to do is call the numbers and then verify the numbers you have on screen.
- The Microsoft support will provide with a specific activation code that will let you activate your Windows 10.
If you are still struggling with the windows 10 Activation Failed Error Code 0x803F7001 then we will recommend you to install the windows 10 again.
Solution 3: Install Windows 10 again
If the above solutions do not work for you, then there’s something wrong with your Windows 10 installation. It would be wise to install Windows 10 all over again – freshly. We suggest that you read our guide to install Windows 10.
This was a tutorial where I showed you how to easily fix the Windows 10 Error Code 0x803F7001 to get rid of the issues with Windows 10 activation. The mentioned solutions should work well and if they don’t just let us know in the comments section below. Source: windowsable