Originally Posted by sandokan710
With my current 4.2.2 ROM by Artas for LG L9, the headphone button is not working anymore. I use it to change the audio track when listening music with Poweramp. Is there some android configuration file that needs to be changed to restore that function?
No, the problem is in your head phone
Test it with other head phone
If it doesn't works then reset your phone
Hit THANKS if I helped you