After a update green line is formed in my phone and the issue is resolved by samsung service centre but after that I notice Black colour in notification panel and display. Two times changed display and motherboard from Samsung service centre but problem not resolved.
Welcome to the Community, and I am sorry to hear your device is still having strange display behavior. If this is the result of a recent repair, you can private message me by clicking on My Profile, clicking Send a Message, and providing your ticket number, so we can look deeper into this and get a resolution for you.
