重要: 重新指定组合键意味着你将不能再使用该组合达到原来的目的。例如，按 Ctrl+B 可将选择的文本更改为加粗。 如果将 CTRL+B 重新分配给新命令或其他项目，则无法通过按 Ctrl+B 使文本加粗，除非通过选择“自定义键盘”对话框底部的“全部重置”将键盘快捷方式分配还原到原始设置。

For Insiders The Xbox Insider Program was built for you! On PC, Xbox console, or mobile, you can get early access to new games and features, join playtests with our developer partners, and provide valuable feedback to help shape the Xbox experience.

打开 必应.com 设置 打开或关闭 SafeSearch。

Learn about Xbox consoles, system requirements, and networking, and get troubleshooting help.

Find out how to turn on Game Mode while playing a game on your Windows 10/11 device.

Learn how you can use timeline to go back to something you were doing earlier, like working on a document or browsing a website, on any Windows 10 PC.

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.

提供适用于 Windows 7 和 Windows Server 2008 R2 的 Service Pack 1 的支持信息。 还介绍了如何获取此服务包。

Learn about the tools and features that Xbox provides in our quest to make gaming accessible to players of all abilities.

Learn more about updates for Windows 10, version 2004, including improvement and fixes, any known issues, and how to get the update.