通过 Wi-Fi 与其他设备共享 Internet 连接，将 Windows 电脑变成移动热点。 你可以共享 WLAN、以太网或手机网络数据连接。

Unhide a chat. Need to see a hidden chat again? Unhide a chat that you've hidden before by using search. In the Search box at the top of Teams, search for the name of the person you were chatting with and select them. You'll see that the chat history is hidden (which you can choose to show by selecting it).

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

You can set a Sensitivity level on your messages to help recipients know your intentions when you send a message. However, the Sensitivity level doesn't stop recipients from taking any actions on a message.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

The camera roll on your device only uploads to OneDrive - it does not sync photos both ways. That means you can delete uploaded photos and videos from your device, and the copies in OneDrive won't be affected.

Identify guests on a team. To see if a team has any guests, just look below the heading where the team name shows up. You can tell if someone is a guest by looking anywhere their name appears—the word “Guest” appears after it.

Windows 11 N: Select the Start button, then select Settings > Apps > Optional features.. Select View features next to Add an optional feature, and then select the Media Feature Pack in the list of available optional features.

If you’re having trouble connecting to your wireless display, try the following to fix things: Make sure your Windows 11 device supports Miracast.