Device Galaxy J7 proUpdated with latest security patch and OS.Afew month ago screen turns black automatically & now phone starts restart automatically.Lower price phones are getting Android 10 update.

J7 ProScreen start trun black automatically form upper left side of screen. Start with a little black patch and daily increase this black area.No external damage, no water contact,Test with *#0*# is also fine.This problem is not only in my phone ...