Here you will find some common topics on why you might be having trouble activating Windows.  Missing product key or digital license  Windows 10 activation requires either a 25-character Windows product key or a Windows digital license. A digital license (called a digital entitlement in...

When you make significant hardware changes, such as replacing your motherboard, you will need to reactivate Windows due to the digital license associating itself with your device’s hardware. To activate Windows, you'll need a digital license or a product key.  You can find out if...

For Windows 10, Windows 7, Windows 8.1 This guide will help you troubleshoot and fix common errors with Windows activation.  Activation Troubleshooter If you're running Windows 10, version 1607 or later, the Activation troubleshooter may help reactivate Windows if you recently made a hardware change...

Activating your copy of Windows 10 will verify that it is genuine and has not been used on more devices than Microsoft Software License Terms allows.  Here are some helpful ways to get started: Check your activation status First check and see if your Windows...