How to open the Camera app in Windows. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened.. Open Camera

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Learn new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Summary. Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

Learn what you can do if you're not receiving account aign-in verification codes.

了解在 Microsoft Store 尝试购买内容时如何解决 Xbox 购买错误。

无论是通过 Xbox 主机设备或还是仅通过计算机提供，这些数字游戏购买退款条款涵盖 Microsoft Store 的数字游戏优惠、Xbox 应用（不含电影和电视应用）、数字游戏捆绑优惠以及数字耐用和消费性游戏优惠，例如游戏季票、虚拟货币和微交易等（总称“数字游戏产品”）。