Training: Add animation and effects to text, pictures, shapes, and objects in your PowerPoint presentation. Watch this video to learn how.

若要下载 Internet Explorer 11 的脱机安装程序，请选择下面的语言和系统。

To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts.

See what's new in recent Windows 10 and Windows 11 updates, including a chat from the taskbar, widgets, snap groups, and more.

This article lists the multimedia file types that are supported by different versions of Windows Media Player.

Learn how to use the PC Health Check app to help you improve your device performance.

Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

Active content is additional functionality in a file or program, such as macros, add-ins, or data connections. This article lists types of active content that can be blocked by settings in Trust Center and which, when present in a document, cause display of the Message Bar when you open your file.

You can view and clear your Microsoft Edge browsing history stored on a single device, across all synced devices, and in the cloud. You may choose to clear your browsing history at any time.

Look for key features of genuine Windows software, such as the Certificate of Authenticity (COA), a proof of license label, and an edge-to-edge hologram.