Please be careful before you update your device from version 11 to 12. . Samsung has developed an unexpected hardware issue where the pink line appears on the display after the update was done. There is no technical solution for this issue as many us...
I did email and the response was to meet the service centre. I know these guys will deliberately charge us on the spot. I'm avoiding the charges. I'm also trying to find heads via linkedin and connect with them. Let's see if I get an luck..