The Activation troubleshooter is a built in tool on Windows that search the computer for problems and automatically recommends repair strategy to fix the problem.

To fix Windows activation error, running the Windows Activation Troubleshooter is the best way to go. If that does not help, change the activation method and see if that helps.

Fixes for activation errors after Windows 10 installation.

Understanding Windows 10 activation Depending on how you get Windows 10, in some cases you're not supposed to need to type in a product key.

Easily fix for Activation Error 0x87e107f9 on Windows 11/10 device here. Use these working solutions to activate Windows & resolve the issue.

Microsoft introduces a tool to help you keep your free Windows 10 upgrade after you swap out your motherboard.

If you're experiencing any issues installing the Windows 10 November 2019 Update, this guide will help you to troubleshoot and fix virtually any problem.