Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content.

Troubleshoot Outlook.com email issues that trigger a "delivery failed" error. Troubleshoot known issues with shared calendars in Outlook. Reconnect my Outlook 2016 or Outlook 2013 account to Outlook.com. Fix or work around transient known issues in Outlook.com.

Try guided support. If you're having problems setting up your email in Outlook, we want to help. Choose an option below for more information. Tip: If you're a small business owner looking for more information on how to get Microsoft 365 set up, visit Small business help & learning.

Learn how to open and navigate File Explorer in Windows. Get answers to common questions about File Explorer.

Reactions are only available to individuals using a work or school account in Outlook with a qualifying Microsoft 365 subscription. Reactions only fully work when the reactor and the sender of the email both have Exchange Online mailboxes.

Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

Microsoft Copilot in Excel helps you do more with your data in Excel tables by generating formula column suggestions, showing insights in charts and PivotTables, and highlighting interesting portions of data. Open Excel in Microsoft 365. Open a workbook stored on OneDrive or SharePoint.

Vous serez désormais en mesure de mettre en veille prolongée votre PC de différentes manières : Sélectionnez Démarrer, puis Mise en veille > veille prolongée. Appuyez sur Windows touche de logo + X de votre clavier, puis sélectionnez Arrêter ou se dé > mettre en veille prolongée.

Windows Media Player 12 (隨附於 Windows 7、Windows 8.1 和 Windows 10 中*) 播放比以往更豐富的音樂和影片，包括 Flip Video 以及 iTunes 資料庫中未受保護的歌曲！. 有了 Windows Media Player 12，您可以整理數位媒體收藏、將數位媒體檔案同步到可攜式裝置以及線上購買數位媒體內容 ...