Originally Posted by msstunt14
I noticed that for some time does not work for me backlight keys or may be due to the replacement of the display?
1st of all: what phone , what rom , what kernel, please.
backlight leds of keys are usally standalone (nothing to do with with screen), but it can be that the one who replaced the screen messed up some connector/cable
also keep in mind that the leds power off after some time (normal bevavious if u dont touch them they just stay on for 5-10 seconds (idk exactly i allways power of mine
may try to set them to allways on to see if the show some uncommon behaviour