To play HDR video in Windows 11, your display, PC, and graphics card must meet certain requirements. Here are the requirements: Display. Your display can be a built-in display, like the kind on a laptop, tablet, or 2-in-1 PC, or it might be an external display that’s connected to your PC.

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.

培训：向 PowerPoint 演示文稿中的文本、图片、形状和对象添加动画和效果。 观看此视频以了解如何操作。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

在“ 联机”下， (连接到 Internet) 时可用，你将在 Web 上看到其他公司（包括 Microsoft）的形状。若要访问这些形状，请执行下列操作： a. 选择模具以查看预览。 b. 若要将模具放入 “我的形状” 文件夹中，请选择“下载”。. c. 下载完成后，选择“打开 ”，在“ 形状 ”窗格中显示模具。

Learn how to enable live captions in Teams meetings and see real-time subtitles for what's said. Improve your accessibility and comprehension.

了解在 Xbox 主机上查找主机 ID、设备 ID 和序列号的位置。

When you’re away from your console or your Windows 10/11 device, you can still get ready to play your next Xbox console game. Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are.

警告: 如果升级到 Windows 后不到 10 天，则以前的 Windows 版本将列为可以删除的系统文件。可以将其删除，但请记住，你将删除 Windows.old 文件夹，其中包含文件，可让你选择返回到以前版本的 Windows。

如果遇到特定文件类型的错误，则可能是编解码器缺失或过时。 若要解决此问题，请执行以下操作： 检查文件属性： 确保电脑上有正确的编解码器来播放媒体文件。 若要检查文件格式和编解码器信息，请右键单击媒体文件，选择“属性”，然后转到“详细信息”选项卡。