Note: The Wireless Display app is available on devices running Windows 11, version 22H2 and later.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?

Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

You can communicate with Copilot on Telegram in several ways: Scan the QR code below using your mobile device's camera: Use this to start chatting with Copilot instantly on Telegram. Alternatively, you search for Copilot directly on Telegram from the search icon on the top right of the homepage:

To share a file or folder in File Explorer, do one of the following: Right-click or press a file, select Give access to > Specific people.. Select a file, select the Share tab at the top of File Explorer, and then in the Share with section select Specific people.. Select a user on the network to share the file with, or select Everyone to give all network users access to the file.

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!

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。