Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

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

How to access and change the privacy settings in Windows 10 and 11.

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 find the serial number on your Surface so you can register your product or request service.

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

After you've signed up for Microsoft 365, you and your employees can install your Office apps. From the admin center, select Office software.. Choose a language, and then select Install.. When prompted, select Run.. Select Yes to allow the app to make changes to your device.. The installation may take several minutes, depending on your Internet speed.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Learn how to make items on the screen appear larger by using Magnifier in Windows.

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