Originally Posted by
bin tenn
Well, you may be correct, now that I've looked it up. Eustachian tube dysfunction apparently is a common cause of crackling in the ears. Heck, learn something new every day. Regardless, I've had this issue for years, and I have no idea if I have an ear related disorder. And at this point it seems pointless to pursue, as I don't have any other symptoms. 路*♂️
EDIT: But apparently TMJ disorder can lead to chronic ETD, so yes, TMJ disorder can still cause this crackling.