As per your query, we would request you kindly visit the service centre and inspect your device with the technical team end, they will provide you with all the information in a better way after inspecting the device physically.
I am also facing the earbuds charging issue. It was a very poor manufacturing by samsung. Everytime i wear the earbuds and when i again try to put tha buds inside the case the red light of the case starts blinking and buds doesn't charges. Very bad product by samsung. It was not expected.
