Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

Échangez des cartes cadeaux et des codes pour effectuer des achats Xbox et prolonger vos abonnements Xbox.

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

If you’re having problems sharing by using nearby sharing, here are some things to try to get things working. For more info about nearby sharing and how to use it, see Share things with nearby devices in Windows.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

Hier finden Sie Hilfe- und Support-Inhalte für die Microsoft Phone Link-App. Lernen Sie zeitsparende Tipps kennen und erfahren Sie, wie Sie die Phone Link-App nutzen können, um produktiv zu bleiben.

Learn how to designate an Xbox console as your home Xbox so you can share content with anyone else who signs in on your console.

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