This article lists the multimedia file types that are supported by Windows Media Player 12. (How to determine your version of Windows Media Player). Note: Additional file formats might be supported if you install new codecs in Windows. For more information, see Codecs: frequently asked questions.

Windows Media Player 12: Video codecs. To properly play video (and even music files), Windows Media Player required an appropriate codec. Codecs are small programs that encode digital signals in a file or data and decode. Only in this way, the player can interpret the streams as a music or film and play correctly.

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)

Fixes a playback issue that occurs after you set the ThreadPriority registry key entry to raise the video or audio thread priority on a Windows Embedded Compact 7-based device.

The Movies & TV app in Windows 10 supports most Digital Rights Management (DRM)-free videos, including the following formats: For a detailed table of supported codecs for each format, see Supported audio and video formats.

You can play most audio and video files directly from OneDrive, SharePoint, Microsoft Teams, Microsoft Stream, Viva Engage, and all across Microsoft 365.

On your Mac, open the App Store. Do one of the following: To search for Windows Media Audio converters, type wma into the search box, and then press Return. To search for Windows Media Video converters, type wmv into the search box, and then press Return. From the list of results, download and install the conversion software you want.

同樣地，包含 Windows Media 音訊 (WMA) 和 Windows Media 視訊 (WMV) 轉碼器所壓縮的音訊內容、視訊內容或影音內容的 ASF 檔案會以 .wmv 作為副檔名。 然後，其他轉碼器所壓縮的內容，會使用一般的 .asf 副檔名。