A customer share us the experience of G.D.SMITH 3D curved tempered glass screen protector: 1. Clean screen and edges of phone with alcohol wipe. 2. Wipe screen down with microfiber cloth. 3. Use sticker to pick up any stray fuzz or dust. 4. Holding the edges of the screen protector, align it with the edges of the phone and lower it into place. 5. Press the glass down and press out any bubbles. https://www.amazon.com/Protector-GODOSMITH-Coverage-Anti-scratch-Compatible/dp/B010HUKFXE/ref=sr_1_1?ie=UTF8&qid=1472004183&sr=8-1&keywords=g.d.smith if you have better methods to install it, please kindly let me know, thanks!