Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

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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 about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Add voting buttons to a message so that recipients can vote; results are tracked automatically in Outlook.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.