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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 Hardware problems can be caused by outdated or malfunctioning drivers.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).
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.
Welcome to Copilot on Windows - Microsoft Support
Get started with Copilot. To get started, open the Copilot app from the Start menu or use the Copilot icon if present on your Windows taskbar. If your device keyboard includes a dedicated Copilot key, you can also use it to launch Copilot.
Repair apps and programs in Windows - Microsoft Support
Select Start > Settings > Apps > Apps & features. Apps & features in Settings. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.
Request a refund for digital games | Xbox Support
After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store. Visit the links below to find out about refunds for other types of products: Xbox subscription cancellations and refunds.
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. On the Apps tab, click Uninstall next to the name of the ...
Applies To: Microsoft Teams
Turn on app permissions for your microphone in Windows 10
To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps. Here's how: Select Start > Settings > Privacy > Microphone .
Fix USB-C problems in Windows - Microsoft Support
Possible causes. Make sure your PC, the external display, and the cable all support DisplayPort or MHL alternate modes. Make sure the device or dongle is connected directly to your PC. Make sure the device or dongle is connected to the USB-C port on your PC that supports the correct Alternate Mode.
Fix problems with the Start menu - Microsoft Support
To troubleshoot the following problems, select any heading to see more info. Next, follow the steps to try to get things working again. Need more help? Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.
ChatGPT 与 Microsoft Copilot:有什么区别? - Microsoft 支持
ChatGPT 和MicrosoftCopilot 都是人工智能 (AI) 技术,旨在帮助你更快、更高效地完成任务和活动。. 尽管它们看起来类似,但两者之间存在显著差异。. 请继续阅读,了解这些工具如何由 AI 支持,以及它们可发挥哪些作用来帮助你最大化利用时间、创造力和生产力。.