Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

The Product Activation Portal enables activation for a wide range of perpetual Microsoft products and supports both connected and non‑connected devices. This evolution ensures activation remains …

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are two methods to which you can activate your …

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. This article will help you troubleshoot and fix common …

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Product activation validates that the product key has not been used on more personal computers than are permitted by the end-user license agreement. You can activate your product by means of the …

When you get a message that says Windows can't be activated, there are several possible reasons why. Select any of the following topics to see some typical reasons for activation difficulty, along with …

Linking your Microsoft account with your digital license allows you to reactivate Windows using the Activation troubleshooter whenever you make a significant hardware change.

Le portail d’activation des produits permet l’activation d’un large éventail de produits Microsoft perpétuels et prend en charge les appareils connectés et non connectés.