Find out how to use the Xbox app to install and play PC games on your Windows device, chat with friends, and play Xbox console games remotely or from the cloud.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

在 Web 上查找自定义字体 . 除了获取和使用随其他应用程序安装的字体外，还可从 Internet 下载字体。 Internet 上的一些字体进行商业出售，一些作为共享软件发布，还有一些免费提供。

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。. 打开蓝牙

Windows 安全中心已预安装在 Windows 10 中并可随时使用。

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.