1- Wipe and clean screen by wet & dry alcohol bag. 2- Remove layer marked no. 1 3- Fit mobile90 screen protector on surface of screen till reach the correct position. 4- Pass your finger on middle of screen (start installation here) 5- Peel of one side of cutting line using any hard card. (National ID for example) 6- Repeat previous step for other side. 7- Remove branded layer on top and enjoy with premium protection for your mobile’s screen.