Find help and how-to articles for Windows operating systems, including installation, updates, privacy, security and more.

如果要从 Windows 7 或 Windows 8.1 电脑迁移到新的 Windows 设备，你会发现获取应用和游戏的最佳方式是通过 Microsoft Store。

Change your profile photo in Outlook.com. At the top of the page, select your profile picture.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

We respect user intent. When a user expresses a clear intent to access specific information, we provide relevant results even if they are less credible, while (as described in more detail below) working to ensure that users are not misled by such search results.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Select the amount of money you would like to add to your family member’s account and click Next.

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Microsoft Authenticator supports importing passwords from any browser that can export saved passwords.

如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。 选择“开始 ”>“设置 ”>“系统 ”>“疑难解答 ”>“其他疑难解答”。 接下来，在 最常用的下，选择 Windows 更新 > 运行。. 运行完疑难解答后，最好重启设备。