If you don’t have a Teams account, select Join as a guest and enter your name to join the meeting. Depending on how the meeting was set up, you may need to sign in to an account that was authorized for the meeting; for details, see Join a meeting without a Teams account.. If you have a Teams account, select Sign in and join to join with access to the meeting chat and more.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

If the problems aren't all resolved, try running the troubleshooter again to check for additional errors, or see Fix Windows Update errors and follow the troubleshooting steps. For more Windows Update troubleshooting info, see Troubleshoot problems updating Windows. Check for Windows updates

You can right-click the contact group and select Delete from the menu or click the group, then select Delete from the Ribbon.. Contacts are not deleted, only the contact list.

如果在设置中打开用与首选语言不同的语言编写的页面，Microsoft Edge会自动提示你翻译它。 转到用外语编写的网页时，“翻译”图标 显示在地址栏中。 如果语言未包含在设置中的首选语言列表中，则该语言被视为外在语言。

Learn Excel skills from beginner to advanced with video tutorials, templates, and tips from Microsoft Support.

Enter your Email, phone, or Skype name in the first box if you know it.; In the Contact email address text box, type an email address where we can contact you or send your password reset link. Note that this email address should be different from the one you’re trying to recover. In the third text box, type the characters displayed on the screen.

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机

Note: The Light mode doesn't personalize the color of the Start menu, taskbar, and action center (that option is only available for Dark and Custom modes). The Custom mode gives you options between Light and Dark. You can choose an accent color, or have Windows select one (the accent color will provide a contrast with, or match, your wallpaper ...