Explore subscription benefits, browse training courses, learn how to secure your device, and more.

A Microsoft account gives you access to Microsoft products and services with just one login.

Learn about what effect closing a Microsoft account might have on your other apps and services.

如果你有多个要插入的 5 毫米插孔（尤其是在环绕音响系统上），请确保所有电线和线缆都插入到了正确的插孔中。

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Add an easy to maintain Table of Contents using heading styles that automatically updates when you make changes to your headings.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Learn how to view, manage, and delete cookies in Microsoft Edge.

Fix-it tools aren’t used in Windows 10. Instead, use a troubleshooter to help solve problems with your PC.

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.