Learn how to use Microsoft Teams, a collaboration app built for hybrid work, to stay informed, organized, and connected.

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:

Send large files by using file sharing, cloud services, or other solutions for working around file size limits in Outlook.

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.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Find out how to connect your Xbox Wireless Controller to a Windows device.

Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.

Wenn Sie auf einem PC mit Windows arbeiten und möchten, dass die Apps und Inhalte von einem anderen Gerät auf Ihrem PC-Bildschirm angezeigt werden, sollten Sie den Bildschirm dieses Geräts spiegeln oder auf Ihren PC projizieren.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

Learn how to check what version of Office your using. Find your product name and version number of Office apps.