Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store. Windows includes codecs that allow Media Player to play the following formats out of the box:

By using a separate extension, you can install multiple players on your computer and associate certain players with the .wmv extension for playback of audio and video sources. Windows Media Metafiles (.asx, .wax, .wvx, .wmx, .wpl)

Microsoft supports MPEG4v3 files in .asf streaming format only. These files are not supported in an .avi file type. To play the file, you must encode the file again by using the original source in a supported format, such as the .wmv format. To do this, you can use the Windows Media Encoder.

Resolves a vulnerability in Windows that could allow remote code execution if a user opens a specially crafted media file. An attacker who successfully exploited this vulnerability could gain the same user rights as the local user.

Windows Media Player supports the following file formats: Note MPEG 2 requires third-party software or hardware decoders. Note DVD playback requires third-party software or hardware decoders and is supported only in Windows XP. Note Intel Video File support requires the Intel Video 5.x codec.

Learn about the Xbox 360 PlayTo feature that enables your console to play streaming content from other devices, such as a Windows-based PC.

This step-by-step article describes how to troubleshoot playback problems with Microsoft Windows Media Player 9. back to the top. Troubleshooting audio and video playback. Most of the time, playback issues in Windows Media Player 9 are caused by one of the following problems: Corrupted media.

Find answers to commonly asked questions about video, photo, and audio content using the Media Player app on your Xbox console. Which file types are compatible with the Media Player app? What if I can't play some of my audio, video, or photo files? Does Media Player support artwork when I browse my collection?

Because Windows Media Player is well equipped with and all major audio and video formats - including 3GP, AAC, AVCHD, MPEG-4, WMV and WMA and AVI, DivX, mov, and XviD files, this error message generally does not appear.

Windows Media 重定向器 (.wmx) 支持此文件类型的 Windows Media Player 版本： Windows Media 重定向器 (.wmx) 文件是引用 Windows Media 音频 (.wma) 文件、Windows Media 视频 (.wmv) 文件或这两种文件的 Windows Media 元文件。