I'm using note 20 ultra. My phone also got the same green line issue. The service center has reject to replace the display in free of cost. Then, I raised a complaint through customer service. I argued with them too. Finally, they approved to replace...
ohh gud i already own that buds plus which i have got them for 8.5k in student offer at samsung website. so i ordered watch active 2 aluminium bluetooth for 14k... if u are student then check the student offers. you will get huge discount in that off...