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

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

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

Learn what to do if you receive a message in Mail or Calendar for Windows 10 that your account settings are out of date.

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 more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to download files from the web, change your default download location, and find files you've downloaded on your PC using Internet Explorer.

Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

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 。