Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Find out how to change privacy settings for your camera and microphone in Windows.

Learn how to use Microsoft Translator in the Edge browser to translate webpages.

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 about Unified Extensible Firmware Interface (UEFI) features and how to access them on Surface Pro models and Surface 3.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

Windows Hello. Windows Hello 可使你通过你的面部、虹膜、指纹或 PIN 登录到你的设备、应用、在线服务和网络。 即使你的 Windows 设备可以使用 Windows Hello 生物识别，也不必这么做。