Use your phone's audio. If your mic doesn’t work after trying the solutions above and you see one of the messages below, select Call me back to use your phone’s mic.. Enter your phone number and select Call me to receive a call from Teams that will connect you to your meeting. Your audio will come from your phone, but other content sharing will still take place on your desktop.

On the Outlook status bar, if you see Disconnected, Working Offline, or Trying to connect…, then Outlook can't reach the email server to send your mail.. To fix this problem, on the ribbon, select the Send/Receive tab, then, in the Preferences group, select Work Offline to toggle between offline mode and online mode.You may need to open the message and send it again or choose Send/Receive.

If your notebook isn’t syncing automatically after you’ve signed back in, try force-syncing it. On macOS, Control-click the notebook name, and then sync the notebook. On iOS, use your finger to pull down the Notebooks list. A spinning progress indicator will appear near the top of the list while OneNote attempts to re-sync all open notebooks.

If you can't open Microsoft Edge, or if it opens briefly and then closes, or if you’re unable to open specific webpages, here are some things you can try. Close other tabs, extensions, and apps Your computer may have run out of memory and can't load the site while also running your apps, extensions, and programs.

If you're having trouble launching Microsoft Store, here are some things to try: Reset the Microsoft Store cache: Press the Windows Logo Key + R to open the Run dialog box, type wsreset.exe, and then select OK.

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide. If we detect a problem with your account, we'll tell you what you need to do to solve the problem.

If our automated tool can't fix your issue, or if you'd like to fix it yourself, see the next section. Let us fix your issue Download Support and Recovery Assistant for Microsoft 365. Start Outlook in safe mode and disable add-ins. Sometimes add-ins can conflict with Outlook. Starting Outlook in safe mode, which starts Outlook without add-ins ...

If you don’t find a solution, go ahead and share details about your experience there, then check back later for responses. Submit feedback. If you've tried the steps in this article and don't find a solution that works, use Windows Feedback Hub to file a bug. This helps Microsoft find the root cause of this problem.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。