Most common issue with h264 mp4 files is an audio track in an out-of-spec format. Spec says it's supposed to be aac. But I think the original spec included mp2 so you might try that in bandicam. Then check it with mediainfo.
Most common issue with h264 mp4 files is an audio track in an out-of-spec format. Spec says it's supposed to be aac. But I think the original spec included mp2 so you might try that in bandicam. Then check it with mediainfo.