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修复麦克风问题 - Microsoft 支持
如果麦克风功能出现问题,则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新 Windows 10 后未检测到麦克风,则表示你可能需要先授予应用相关权限才能使用它。
Smart charging on Surface - Microsoft Support
Smart charging will be paused and allow a full battery charge until your Surface needs to turn it on again. It may take several days before smart charging turns on again and limits your battery capacity to 80%.
What is Smart App Control? - Microsoft Support
Smart App Control adds significant protection from new and emerging threats by blocking apps that are malicious or untrusted. Smart App Control also helps to block potentially unwanted apps, which are apps that may cause your device to run slowly, display unexpected ads, offer extra software you didn't want, or do other things you don't expect.
Roles in Microsoft Teams meetings - Microsoft Support
Capability. Organizer. Co-organizer. Presenter. Attendee. Speak and share video Participate in meeting chat Share content
Applies To: Microsoft Teams
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.
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
更改电脑电源Windows模式 - Microsoft 支持
注意: 选择自定义电源计划时,可能无法更改电源模式。如果在 Power & 电池设置中无法设置电源模式,请打开"控制面板",选择"系统和安全">"电源选项",然后选择"均衡电源计划"。
Microsoft security help and learning
Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.
April 9, 2024—KB5036893 (OS Builds 22621.3447 and 22631.3447)
Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
Reduce background noise in Microsoft Teams meetings
For higher fidelity when playing music for other participants in a Teams meeting, see Share sound from your computer in a Teams meeting or live event. Turn off noise suppression for high-fidelity microphones in a low-noise environment, such as a quiet studio.
Applies To: Microsoft Teams