K kolax macrumors G3 Original poster Sep 30, 2008 #1 This is really irritating me. I changed all mp4 files to open with QuickTime. Yet, if the mp4 file isn't in my iTunes Library, it will get copied to my iTunes Library, otherwise it will open QuickTime. What the...?!
This is really irritating me. I changed all mp4 files to open with QuickTime. Yet, if the mp4 file isn't in my iTunes Library, it will get copied to my iTunes Library, otherwise it will open QuickTime. What the...?!
Tilpots macrumors 601 Sep 30, 2008 #2 Under->Preferences->Advanced Do you have "Use iTunes as the default player for Audio files" checked? This could be your problem.
Under->Preferences->Advanced Do you have "Use iTunes as the default player for Audio files" checked? This could be your problem.