Step 1: wipe clean the screen with the Moist Wipes; and then wipe dry it with cleaning cloth; capture dust with Electrostatic dust stick in the end.
Step 2: with the adhesive side downwards and be careful of your finger, peel the film of No.1.
Step 3: Use your hand or card squeeze out the bubbles from the LCD screen.
Step 4: Remove the released film thought No.2 film, done.