To learn more about changing mic settings in Microsoft Teams (free), see Manage your device settings in Microsoft Teams (free). Check your microphone. Some devices have a physical mute option on the device itself, so check that your headphone boom is not in the mute position (usually upright or away from your mouth), or that your external mic's physical mute button is not turned on.

若要访问登录选项，请依次转到“开始” > “设置” > “帐户” > “登录选项”。 或者直接单击此按钮： 转到“登录选项” 更改或管理密码或 PIN. 若要更改密码或 PIN，请转到“开始 > 设置> 帐户 ”> 登录选项。. 选择“PIN (Windows Hello)”，然后选择“更改 PIN”。

Discover a range of training courses designed to help you master Microsoft Access and create your own database apps.

TPM (受信任的平台模块) 可用于提高电脑的安全性。 它可由 BitLocker 驱动器加密、Windows Hello 等服务用于安全地创建和存储加密密钥，以及确认设备上的操作系统和固件符合要求，并且未被篡改。. 通常，它是母板上单独的芯片，但 TPM 2.0 标准允许 Intel 或 AMD 等制造商将 TPM 功能构建到芯片组中，而无 ...

Use footnotes and endnotes to explain, comment on, or provide references to something in a document. Usually, footnotes appear at the bottom of the page, while endnotes come at the end of the document or section.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

如果电脑配有内置摄像头或连接的网络摄像头，则可以使用“相机”应用拍摄照片和视频。 若要查找“相机”应用，请选择“ 开始 > 相机”。 选择下方的任何标题。

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