Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Apprenez à activer Windows à l'aide d'une clé de produit ou d'une licence numérique, à vérifier l'état de votre activation et à lier votre compte Microsoft.

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

Find out what model of Surface you're using. There are several ways to find out which Surface device model you have. Look in the Surface app

Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

If a Dynamic Lighting-compatible device is connected to your PC, Dynamic Lighting will take control of your device’s lighting and set a static effect that matches your Windows accent color.

To adjust power and sleep settings in Windows 10, go to Start , and select Settings > System > Power & sleep.. Under Screen, select how long you want your device to wait before turning the screen off when you're not using your device.