Hi I am muhill,In my samsung note 20 ultra suddenly some greenline was appeared but I didn't drop the phone or I didn't drop my phone to water , After the software update my phone caused like display greenline . So please SAMSUNG you are big company take for this and change the display at free cost because of your software update only
We acknowledge your query and apologize for the same. 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/
