Add or invite people outside your org to a chat in Microsoft Teams
If their name appears, select it from below the command bar. If there isn’t a name match, select Search [email address] externally to send them a chat invite. To start the chat, type a message in the text box at the bottom and then select Send.
Applies To:
Microsoft Teams
Restart (reboot) your PC - Microsoft Support
Select the Start button, then Power > Restart. By pressing submit, your feedback will be used to improve Microsoft products and services.
如何安装最新版本的 DirectX - Microsoft 支持
某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含较新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，可能会收到错误消息，例如“程序无法启动，因为计算机中缺少 d3dx9_35.dll。 请尝试重新安装程序来解决此问题。
Change the email address or phone number for your Microsoft account
Need more help? Can't sign in? If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. Sign-in Helper Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.
Applies To:
Microsoft account dashboard
重置忘记的 Microsoft 帐户密码 - Microsoft 支持
注意: 如果知道密码，但只想更改密码，请转到 “account.microsoft.com安全 ”选项卡，然后选择“ 更改我的密码”。. 如果知道用户名和密码但已停止工作，请阅读 我的用户名和密码已停止工作。
Applies To:
Microsoft account dashboard
Troubleshoot problems updating Windows - Microsoft Support
Run the Windows Update troubleshooter: Select Start > Settings > System > Troubleshoot > Other troubleshooters.. Locate Windows Update and click Run.. Follow the on-screen instructions to complete the process. Clear the Windows Update cache: Press Win + R, type services.msc, and press Enter.. Locate the Windows Update service, right-click it, and select Stop. ...
My microphone isn't working in Microsoft Teams
During a meeting. In your Teams meeting window, select the dropdown arrow next to Mic.. Select More audio settings.. Make sure your correct microphone is selected. If your mic isn’t in the Microphone dropdown menu, unplug and plug it back in. If you’re having trouble using a Bluetooth mic, make sure it’s charged and not connected to another device.Then try reconnecting.
Applies To:
Microsoft Teams
在 Windows 11 中使用相机设置管理相机 - Microsoft 支持
当应用使用相机时，相机以默认设置启动。 但在使用相机时，使用相机的应用随时可能应用不同的设置 - 并非每个应用都会使用默认设置。 修改相机的默认设置. 选择“开始” 。 在“开始”菜单上的搜索栏中键入“管理相机”，然后从结果中选择“管理相机”。
修复 Windows 中的声音或音频问题 - Microsoft 支持
如果有多个音频输出设备可用，请检查是否已选中适当的输出设备。 操作方法如下： 选择任务栏上的“扬声器” 图标。 接下来，选择扬声器音量滑块右侧的箭头 ，打开连接到计算机的音频设备列表。 将鼠标悬停在箭头上方时，工具提示应显示为 “选择声音输出”。
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.