Find out how to submit a request for a refund for a purchase of digital Xbox content.

Erfahren Sie, wie Sie Office 2013 auf Ihrem PC oder Office für Mac 2011 installieren können.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

Learn how to set an out of office status message in the Teams mobile app using our step-by-step guide. It's a great way to let your colleagues know your availability.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Get a brief explanation about logging on as an administrator and making changes to other user accounts on your computer.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.