Manage your subscription - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
适用于:
Outlook.com
Installing Microsoft Defender - Microsoft Support
Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by:
适用于:
Android 上的 Microsoft Defender, iOS 上的 Microsoft Defender, Mac 上的 Microsoft Defender, Windows 上的 Microsoft Defender
Enable virtualization on Windows 11 PCs - Microsoft Support
Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.
Verwalten von Fotos und Videos mit der Microsoft Fotos-App
Erfahren Sie, wie Sie mit der Fotos-App für Windows Fotos und Videos von Ihrem PC zusammen mit denen von OneDrive anzeigen und nach Datum, Album oder Ordner organisiert halten können.
How to sign out of your Microsoft account everywhere
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
适用于:
Microsoft 帐户仪表板
Fix problems with your PC by using Windows Update
Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device.
更新到新Microsoft Edge - Microsoft 支持
通过从 Internet Explorer 或 Microsoft Edge 旧版 切换到Microsoft Edge浏览器，以全新的方式体验 Web。 移动到Microsoft Edge 为了提高速度和安全性，请立即转到Microsoft Edge。
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Contact - Microsoft Support
Contact - Microsoft Support
创建适用于 Windows 的安装介质 - Microsoft 支持
你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。