Users have reported issues playing back some MP4 that are encoded using QuickTime with high quality in iTunes 6.0.4. One reader writes: "I have discovered since 'upgrading' to iTunes v6.0.4 that about ...
I know I've done this before. Convert an mp4 video to an mp3 audio from the Advanced menu in iTunes. (It's how I created the ringtone on my phone) But the option is greyed out now. Anyone know what's ...