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User account access in Windows - Microsoft Support
Locking your Windows device allows you to quickly secure your device while keeping your applications and files open in the background. When you lock your device, anyone trying to access it must enter your password, PIN, or use biometric authentication if you have Windows Hello set up.
Stay safe with a genuine Office license - Microsoft Support
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.
Applies To: Office 2019
How to change a birth date on a Microsoft account
Some accounts have been created using the current date instead of a birth date - it's surprisingly common, and we are working to prevent account creation errors.
Applies To: Microsoft account dashboard
下载Microsoft Authenticator - Microsoft 支持
在 Android 设备上安装 Authenticator. Google Play 商店在中国不可用,因此只能从以下商店下载Microsoft Authenticator: 百度
Use the Tasks app in Teams - Microsoft Support
List view. A unique feature of the Tasks app how it displays tasks and information associated with them in rows and columns. This is called List view, and allows you to change many tasks at once, which wasn't as possible in either To Do or Planner before.
Applies To: Microsoft Planner, Microsoft Teams, Microsoft To Do
Error 0xC0000142 when you start an Office application
Note: If you have a suite such as Microsoft 365 Family, Office Home & Student 2016, or Office Home and Student 2013, search for the suite name, even if it's just a particular application you want to repair such as Word or Excel.If you have a standalone application such as Word or Excel, search for the application name.
Adjust capture settings on Windows | Xbox Support
To change your capture settings, press the Start button , and then select Settings > Gaming > Captures.The following sections cover the capture settings you can adjust.
How to use the PC Health Check app - Microsoft Support
Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.
Troubleshoot remote play gaming | Xbox Support
Get help with remote play gaming problems. If you’re using the Xbox Wireless Headset, check to be sure the headset volume (dial on right earcup) isn’t turned all the way down, and the audio balance (dial on left earcup) isn’t turned completely in one direction.
How reserved storage works in Windows - Microsoft Support
To make sure your device can successfully update and that it runs its best, Windows reserves a portion of storage space on your device for use by temporary files, caches, and other files.