In my S21 Ultra green line appeared within 2 days after Software Update. Samsung doing this shameful tricks so that customer has to upgrade to new smartphone. If their top of the line smartphones are not good to use for 2-3 years then they are cheati...
1. Some of my contact got deleted2. Txt size of App icon's name decreses after some time . I use Good Lock from samsung.3. Smartphone seems a little bit slow in day to day uses.