Restart your device. Windows Media player should now be reinstalled. Note: To troubleshoot issues like playback and codec problems, see the "Get help" section in Windows Media Player. Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

Need more help? If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

Solution 1: Check that your sound is not muted. Some games run in full-screen mode, so you can't see the taskbar. Here's how to check that your sound is not turned down low or muted: Press the Start button on your Windows 10/11 device or keyboard, or select the Windows icon in the lower-left corner of the main screen.

Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update. You probably already have the most recent drivers, but if you'd like to manually update or reinstall a driver, here's how: Update the device driver.

Windows 10. On a PC running Windows 10, select Start > File Explorer, or select File Explorer from the taskbar. Press and hold (or right-click) the MP4 file you want to play, select Open with , and then choose your preferred file player from the list of applications.

Restart your device. Windows Media player should now be reinstalled. Note: To troubleshoot issues like playback and codec problems, see the "Get help" section in Windows Media Player. Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC. Note that you’ll need a device that supports Miracast. Here’s how to mirror another screen or project to your PC. Windows 11 Windows 10.

This security update resolves vulnerabilities in Adobe Flash Player that is installed on any of the Windows operating systems that are listed in the "Applies to" section. To learn more about these vulnerabilities, see ADV200010. Important.

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.

Windows 7 Windows Media Player. In Windows Media Player, you can play audio CDs, data CDs, and data DVDs that contain music or video files (also known as media CDs). You can also play video CDs (VCDs), which are similar to DVDs, although the video quality isn't as high.