获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Get Microsoft 365 support, help, and learning resources. Organize your life, expand your creativity, and protect what’s important with Microsoft 365

To find downloads on your PC: Select File Explorer from the taskbar, or press the Windows logo key + E.

注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

After you turn on two-step verification or set up the Authenticator app, you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification. For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password ...

On right side of the taskbar, select the Network icon > Cast > pick your display or adapter.

In the Cell link box, enter a cell reference that contains the current state of the option button.. The linked cell returns the number of the selected option button in the group of options. Use the same linked cell for all options in a group.

If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions:

Type your name and tap Join meeting. For the next step, the meeting organizer or their administrator may require you to sign in with an authorized account to join the meeting.