How to Sync WMA Files to an MP3 Player. Windows Media Audio, or WMA, files contain audio data that can be played back in Windows Media Player, the default music player in the Windows operating ...

The tutorial uses previously-mentioned software FairUse4WM to strip your files of DRM, then details how to convert the WMA files to the much more widely-supported MP3 format. Keep in mind that, as ...

Learn how to remove the DRM protection from a WMA file using the Digital Rights Update Tool from Microsoft, and run them in the Windows Media Player.

We recommend you convert your WMA files to MP3 or download third party applications from Android market that will allow you to play WMA files. That explanation is disingenous at best.

Explore the variety of audio file types and learn how to convert audio file formats.

From there it is a trivial matter to make a batch file to delete those files which failed to convert. Even better, now just delete all the WMA files since you converted all the non-drm ones to MP3.