If you're unable to activate Windows 10, the Activation troubleshooter could help. To use the troubleshooter, select the Start button, select Settings > Update & security > Activation , and then select Troubleshoot. You must be an administrator to use this option.
The Troubleshoot option is available only if your copy of Windows 10 (Version 1607 or later) isn't activated.
The following are some problems that the troubleshooter may fix:
To activate using your digital license, you'll need to upgrade to Windows 10 Pro:
To activate using your digital license, you'll need to install Windows 10 Home:
To activate Windows using your digital license, in the troubleshooter, select Activate Windows, and then Activate.
If you recently made a significant hardware change to your device, such as replacing the motherboard, Windows might no longer be activated on your device.
If you linked your Microsoft account to your Windows 10 digital license on the device before you make the hardware change, you can reactivate Windows using your sign in info:
If you don’t see the device you’re using in the list of results, make sure that you’re signed in using the same Microsoft account you linked to the Windows 10 digital license on your device.
If you’re signed in using the correct Microsoft account, here are some additional reasons why you can’t reactivate Windows:
If you need additional help reactivating Windows on your device, contact customer support.
For more info about how to add your Microsoft account and link it to your Windows 10 digital license, see Reactivating Windows 10 after a hardware change.
Article ID: 20527 - Last Review: 31 Aug 2016 - Revision: 23