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

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Découvrez comment accéder à vos options de connexion Windows et les gérer. Utilisez un mot de passe, un Windows Hello ou une clé de sécurité pour déverrouiller votre appareil.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Get steps for how to change a known Microsoft account password.

Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Get troubleshooting tips to fix problems with apps from Microsoft Store.

Get Microsoft 365 support, help, and learning resources. Organize your life, expand your creativity, and protect what’s important with Microsoft 365