The duration is determined by the video length. STEP 4. Play iTunes M4V Video on Windows Media Player. Go to your destination folder and find the converted M4V files. Launch Windows Media Player, then drag the converted M4V videos to the player and your media player should run smoothly. In preferences, click the import settings button. Then in "import using" select MP3 Encoder and depending what quality you want to choose in "setting" (ex. High Quality 192 kbps). Press the ok buttons, then right click in any songs you want then select "create mp3 version". Open your windows media player and search the song. Part 5. How to Convert MP3 to MP4 with Windows Media Player. Windows Media Player is the default media player for the Windows system. You can play an array of files using the player and also perform a wide range of other functions, including file conversion, CD burner, etc.. Using the program, you can convert your MP4 files to MP3 but not vice Steps to convert video to audio using Windows Media Player: Step 1: Launch Windows Media Player on your PC and open the desired video to be converted. The selected video will automatically start playing. Click the Menu button to move to the home screen of Windows Media Player. Step 2: Hit on Organize and select the Options button. Click Add File tab to put MP4 files that will not play on Windows Media Player. Click Profile drop-down, and choose WMV - Windows Media Video (*.wmv). Click Settings button next to Profile field to configure the parameters of the output video, such as video codec, audio codec, bitrate, resolution, etc. Then, click OK. In general, a codec is a way to compress or decompress media files like video or music. It includes 2 parts, an encoder that compresses the media file (encoding) and a decoder that decompresses the media file (decoding). Some codecs contain both parts while others only have either an encoder or a decoder. To burn a CD, DVD or Blu-ray disc. Open Windows Media Player by clicking Start, pointing to All Programs, and then clicking Windows Media Player. If you are using Windows Media Player to listen to music, click Switch to Library to start the burn process. Click the Burn tab, and then click the Burn options arrow to see more options. HfUI.