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

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

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

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.