I have use m30s about 5 years. But suddenly few months ago a dot seen on the amoled screen and within 7day whole display has been damaged. But my oldphone samsung j2 amoled display is working fine its almost 9 years gone. Anyone face this type of iss...

Want to save battery on s23 follow this options.1. Device care -> Performance profile -> light2. Basic power saving -> limit cpu usage on & decrease brightness by 10 % on ( Other options are off )3. Put non use application on deep sleep.

Brightnees in the lower end is been increased much. Its creating difficulties in the dark room its increased after android 10 update. Previous was good wasn't ?