Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。

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

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

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.

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.

Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

Sign in to account.microsoft.com, then select Order History on your Rewards page.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.