Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

注意: 使用安装介质重新安装Windows 11，同时选择“不保留任何内容” (干净安装) ，如果重新安装 Windows 的分区为 20GB 或更大，则将自动启用保留存储。 保留存储空间将留出磁盘空间以供更新、应用、临时文件和系统缓存使用，因此可确保关键的操作系统功能始终可以访问磁盘空间，从而改进了电脑 ...

Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.

Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

了解如何升级Windows 10 家庭版Windows 10 专业版访问更高级的安全性和网络功能。

With Edge Chromium, you can add multiple profiles. Profiles allow multiple users to operate in a shared environment while maintaining access to their personalized browser settings, bookmarks, and extensions.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.

Select your profile picture at the top right of Teams. When your account manager opens, select your profile picture again.