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Fix sound or audio problems in Windows - Microsoft Support
Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).
Block or remove a bot in Microsoft Teams - Microsoft Support
Block or remove a bot in Microsoft Teams. To stop a bot from participating in a one-on-one chat, first find the chat name in your chat list, then click More options > Mute. If you want to remove a bot entirely from a channel, find the channel name, then click More options > Manage team.
Applies To: Microsoft Teams
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.
Get to know Game Bar on Windows | Xbox Support
Use Game Bar to play and chat with friends. Performance (9) – Track your game’s frames-per-second (FPS) and other real-time stats. For more info, go to: Track your PC’s performance with Game Bar. Resources (10) – See what apps and processes are using system resources to help you optimize gaming performance.
Sign in to SharePoint - Microsoft Support
SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint.
Applies To: SharePoint in Microsoft 365
How to use the PC Health Check app - Microsoft Support
Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.
Troubleshoot issues with the Xbox app for Windows
Try closing both the Xbox app and the third-party extension you’re using like the EA, Riot, or Ubisoft apps, and then relaunch the Xbox app. If that’s unsuccessful, try disabling and re-enabling the extension in the Xbox app by selecting your profile picture and going to Settings > Extensions.
Chat with a bot in Microsoft Teams - Microsoft Support
Chat with the bot and use it to assign tasks, reminders, or whatever task the bot assists with. To chat with a bot in Microsoft Teams, start a new chat and put the name of the bot in the To field.
Applies To: Microsoft Teams
Which version of Windows operating system am I running?
Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.
尝试启动 Xbox Games 游戏时出现错误 0x803f800b
解决方案 1:查看您的付款信息. 如果你的付款信息不正确,必须更新该信息才能继续使用 Xbox 订阅。. 按控制器上的 Xbox 按钮 以打开导航页,然后转到“档案和系统”。. 选择 设置 > 账户 > 订阅。. 选择你的订阅之一。. 在“付款和账单”下,选择“更改支付 ...