Summary. This article describes the protection against the publicly disclosed Secure Boot security feature bypass that uses the BlackLotus UEFI bootkit tracked by CVE-2023-24932, how to enable the mitigations, and guidance on bootable media.A bootkit is a malicious program that is designed to load as early as possible in a devices boot sequence to control the operating system start.

按此键. 执行此操作. Command + Shift + B. 显示或隐藏收藏夹栏. Command + Shift + C . 打开开发人员工具. Command + D. 将当前选项卡另存为收藏夹. Command + Shift + D. 在新文件夹中将所有打开的标签页另存为收藏夹

获取有关如何在麦克风中设置和测试麦克风的Windows。

持续时间：2 分 29 秒. 了解如何使用 Microsoft Copilot 更智能、更快地完成工作。 你的 AI 助手与 Microsoft 365 帐户同步，随时可在任何设备上提供帮助，让你永不错过任何内容。

There are several different ways for family members and organizers to leave or be removed from a Microsoft family group depending on their role. Before leaving, family members and organizers should remove saved places and location alerts they would not like to remain in the group. Location alerts must be removed by the individual who set them for saved places to be deleted.

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

试一试！ 任务栏. 直接从任务栏快速访问你最喜爱的应用、查看时间等。 有关详细信息，请参阅如何在 Windows 中使用任务栏。. 搜索. 在任务栏上的 “搜索 ”中查找文件、人员、设置等。或者，选择 Windows 徽标键 + S。 有关详细信息，请参阅随时随地搜索任何内容。. 深色模式

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

To start a party by using the Xbox app: Press the Windows logo key , and then enter Xbox into the search bar.; Select the Xbox app for Windows to open the app. Expand the Friends tab, and then select Start a party.; Choose which friends that you want to invite to the party, and then select Start a party.Your invite will appear as a notification to the friends that you selected.

Last updated: February 2024. For previous versions, please see the archives here. Our Approach to Search. We recognize that in our technology-driven world, search engines are in many ways the gateway to the internet and the primary way people find the content they are looking for amongst the trillions of ever-changing webpages available online.