So if you drain battery to 0 % and leave phone for 2 day. The line dissapears. I have done it 2 times. But after week and so line comes again. This shows coding error in software. And use your phone on dark mode also.
Its appearing again and again within 2 to 3 minutes just press power button and lock your phone 2 or 3 times then it goes away. I am frustrated samsung
As per your query, kindly follow the easy troubleshooting steps which might help to solve the issue.
Power OFF Galaxy smartphones and turn ON- To power off through Quick settings, swipe down from the top of the screen. Tap the Power icon in the upper right of the screen (next to the Settings icon), and then tap Power off.
In case the issue still occurs. We request you to kindly visit the service center for a physical inspection of your device. You can locate your nearest service center with this given link: https://www.samsung.com/in/support/service-center/
