AC-3 is an audio codec that supports multi-channel (“surround sound”) audio. It's also known as Dolby Digital. On versions of Windows prior to Windows 11, version 24H2, the AC-3 codec is included. Beginning with Windows 11, version 24H2, the AC-3 codec is no longer included with Windows.

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

In search on the taskbar, enter Control Panel and select it from the results. Select Programs > Programs and Features. Press and hold (or right-click) on the program you want to remove and select Uninstall or Uninstall / Change. Then follow the directions on the screen. Need more help?

Alternatively, if installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation.

Enable Windows 10 programs such as Windows Media Player to support activities that include the playback and recording of multimedia files that are encoded with standards-based codecs. Movies & TV: An app that's used to play digital video. Windows Voice Recorder: An app that's used to record sounds.

Use the System File Checker tool to repair missing or corrupted system files. When critical Windows system files are missing or corrupted, some Windows features may stop working correctly or Windows may stop responding altogether.

Download the drivers for the desired device from the device manufacturer's site. Make sure to download the correct drivers that match the version and architecture of Windows. Once downloaded, if necessary, uncompress the downloaded drivers. Make a note of where the drivers are located on the Windows device.

Wirelessly connect your PC to a monitor, projector, or other kind of external display that is connected to a WiGig dock. Turn on your TV or projector. Turn on your WiGig dock and make sure it's connected to the display. Make sure your PC supports WiGig and that it's turned on.

Windows Media Player is a built-in multimedia player that comes with Windows. While it is a reliable and widely used application, users may encounter errors and issues from time to time. This article aims to provide guidance on troubleshooting common Windows Media Player errors.

Fortunately, most sound problems can be fixed by following a series of troubleshooting steps. This article provides a comprehensive guide to resolving audio issues in Windows. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.