Be productive on the go. Access your files with the Microsoft 365 mobile app for Android and iOS, which combines Word, Excel, and PowerPoint into one single app. Focus on what matters with Outlook mobile app, and create files anywhere with OneDrive mobile app.

Miracast wireless displays. Wirelessly connect your PC to a TV, projector, another PC, or other kind of external display that supports Miracast.

Under System , select Display .Your PC should automatically detect your monitors and show your desktop. If you don't see the monitors, select Multiple displays , then Detect.

了解如何在 Microsoft Edge 中查看和删除浏览历史记录以及其他历史记录。

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

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

Download a calendar template: Browse through the calendar templates, choose an Excel calendar template that is best for you.Click the Download button on the template page, open the template file in Excel, and then edit and save your calendar.

Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support.

解决安装 Windows SP1 时遇到的问题. 如果你尝试安装 SP1 并看到指示安装未成功的错误消息，这可能是因为用于安装更新的 Windows 维护服务商店出现问题，或者是因为你的防病毒软件阻止安装更新。

In Windows 11, it is essential that you link your Microsoft account with the Windows 11 digital license on your device. Linking your Microsoft account with your digital license allows you to reactivate Windows using the Activation troubleshooter whenever you make a significant hardware change.