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Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

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 get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

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

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.