Nokia old mobile trick

Nokia old mobile trick

                        Nokia old mobile trick
                                             How to invert mobile screen
Hey guys I'm Gaurav kumar Bharadwaj today I brought a new trick for you,
if you guys are using old nokia phone then you can Invert the
screen of your mobile.
JUST follow my instructions:
press *#5512# for right invert.
press *#5511# for left invert.
press *#5514#for upword move.
press *#5513#for uttaining original position.