Sounds like Samsung have changed the pin configuration again. They did this on the S3 a few years ago and the only headphones that would work properly were Samsung ones.
You can get an adapter though but you need to know which configuration the phone socket is using.
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.
