The threshold is set very very low.
So let's say it's not DRM. Why not try the usuals like AUDACITY or abuse SUPER VIDEO CONVERTER?
Sorry, I don't write tutorials but these are free things I use. I've also been known to put said content on AudioCD(R) and then rip it with CDEX.
All great free stuff.
The only reason I am posting this is that I am not a big fan of people (mainly mods) that are insta thread lock people.
Reason being, I have a similar problem as:
Using the software obtained here:
Except that my WMA's I am trying to convert ARE NOT DRM protected.
The other thread that was insta-locked never said anything about getting help with breaking the DRM. The program is broken in some way that it thinks the files are, or there is a setting I am missing or something.
I repeat.....the WMA files are not protected....but go ahead and lock the thread anyway I guess, I am deleting the software as it came bundled with a ton of stuff I didn't want, only the converter which is what your site said it was.