Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Pin, remove, and customize in Quick access. By default, File Explorer opens to Quick Access. You can set a folder to show up in Quick access so it'll be easy to find.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Add voting buttons to a message so that recipients can vote; results are tracked automatically in Outlook.

Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

如果你正在使用 Windows 电脑，并且想要在电脑设备上显示来自其他屏幕的应用程序和内容，则需考虑将设备屏幕镜像或投影到 ...

Connect your Surface on Windows 10 to a TV, external display, or projector by using the Surface HD Digital AV Adapter or the Surface VGA Adapter.