same issue with my M 21 purchased, June 2020 , exactly same issue, purple spot nr keypad at the bottom on the right side. what is the solution? do I have to change the display within one yr , who will bear the cost, what will be the charges.
HII purchased samsung M21 last year in the month of Jun 2020, one day I found a spot on my display on the right side, at the bottom. It is increasing every day . what is the solution for this , please reply at amit.mandal1976@gmail.com.