Select Start > Settings > System > Sound. In Input, select the microphone that you want to test. In Input settings, look at Input volume while speaking into the microphone. If the bar moves while you speak, your microphone is working properly. If don't see the bar moving, go to Test your microphone and select Start test.

在 Outlook.com 中添加或删除电子邮件别名. 如果要在现有的 Outlook.com 帐户中使用新的电子邮件地址，请按照本文中的说明创建电子邮件别名。. 这将为您提供一个额外的电子邮件地址，该地址使用相同的收件箱、联系人列表和帐户设置作为您的主电子邮件地址 ...

For more information see How to back up and restore the registry in Windows. There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results. Right-click Start , then select Run. Type regedit in the Open: box, and then select OK.

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected. To check for updates manually, select Start > Settings > Windows Update . Check for updates.

使用 SafeSearch 阻止成人内容或阻止聊天. 安全搜索有助于将成人内容排除在搜索结果中。. 可通过不同的方法打开 SafeSearch：. 对于个人帐户，请在“设置”页上选择“安全搜索”选项。. 在网络级别， 将 www.bing.com 映射到 strict.bing.com。. 对于单个电脑， 将 www.bing ...

The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory. Note: When signed in to the Surface app, you can see information for other Surface devices that you've also signed in to. Open the Surface app. In the Surface app, expand Device information ...

To check for updates, select Start > Settings > Windows Update , then select Check for updates. If updates are available, you can choose to install them. Check for updates. If you run into problems updating your device, including problems with previous major updates, see common fixes at Troubleshoot problems updating Windows.

如果无法更改密码 如果无法以这种方式更改密码，请参阅重置 Microsoft 帐户密码。 需要更多帮助吗？ 请联系支持人员 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。

To see self-help answers, or to get support via email, Select Help from the top menu then Help. Open the Help pane. Enter your question or issue in the Search Help box on the right, and then press Return. If the self-help answers don't resolve your issue, try a different search, or scroll to the bottom of the Help pane and, under Still need ...

Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile. Get Microsoft account help. Manage your personal account from a single dashboard, including payment information, purchases, subscriptions, and more. Go to your dashboard.