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Windows camera, microphone, and privacy - Microsoft Support
In Windows 11, ensure that Camera access, Let apps access your camera, and the individual toggle for the Microsoft Store app you wish to use is turned on. If you do not see the app or website you're looking for in the list, it's likely a desktop app. Desktop apps cannot be individually toggled, but access for those apps can be controlled using Let desktop apps access your camera.
Check your device performance and health in Windows Security
The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:
Account help
Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.
线 - Microsoft
注意: 无线显示应用在运行 Windows 11 版本 22H2 及更高版本的设备上可用。如果运行的是早期版本的 Windows,请在任务栏的搜索框中输入 “连接”,然后在结果列表中选择“连接”,从而启动 “连接” 应用。 若要了解正在运行的 Windows 版本,请参阅 我运行的是哪个版本的 Windows 操作系统?
Windows - Microsoft
如果上述步骤都不能修复你的蓝牙问题,请使用 Windows 反馈中心报告错误。 这可帮助 Microsoft 确定此问题的根本原因。
Microsoft Edge - Microsoft
注意: Microsoft Edge 版本 124 及更高版本已停用 自动保存密码 设置。 相反,每次在 Edge 浏览器中输入新凭据时,Edge 都会提供保存密码。 以前自动保存的所有密码将继续可用于无缝登录。
Change or update your email password - Microsoft Support
Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.
Applies To: Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, New Outlook for Windows
Connect Surface to a TV, monitor, or projector - Microsoft Support
If your screen only has a Mini DisplayPort, you can set up the following connections—connect a USB-C to HDMI adapter to an HDMI cable then to an HDMI to Mini DisplayPort and then to your external screen. Keep in mind that the more adapters used, the more degraded the signal may get.
Product activation for Windows online & support telephone numbers
To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone:
Turn Microsoft Defender Firewall on or off - Microsoft Support
Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.