Use a proxy server in Windows - Microsoft Support
Learn how to set up a connection to a proxy server on your Windows PC.
Track my Microsoft Rewards orders - Microsoft Support
Sign in to account.microsoft.com, then select Order History on your Rewards page.
Getting the most out of your PC backup - Microsoft Support
Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.
Using the Windows Activation troubleshooter - Microsoft Support
Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Perform an offline system update | Xbox Support
Learn how to update your Xbox console offline. Unplug the network cable if you're using a wired network connection. Power off your console, and then unplug the power cord to ensure that the console is completely powered off.
重新安装 Windows - Microsoft 支持
了解如何在电脑上重新安装 Windows，以及安装 Windows 后激活的工作原理。
Verwenden mehrerer Monitore unter Windows - Microsoft-Support
Erfahren Sie, wie Sie Ihren Windows-PC mit externen Monitoren verbinden und die Anzeigeeinstellungen anpassen.
Télécharger et installer ou réinstaller Office 2019, Office 2016 ou ...
Découvrez comment installer Office 2013 sur PC ou Office pour Mac 2011.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Cloud gaming with Xbox | Xbox Support
Learn how to use Xbox cloud gaming on various devices including Android, iOS, and Windows with this comprehensive guide.