Attention Please note: Due to the rounded-edge designed compatible with iphone 11 xr, our screen protector tempered glass is specifically made to be a slightly smaller than the actual screen of your phone, this minimizes the chances of bubbles, peeling, and cracking. Top 4 Tips To Remember Before Installing Your Tempered Glass 1：Put the installing frame on your phone to help easily align the protector to the screen 2：Please Clean your screen with the included Wet&Dry Wipes. 3：Please Peel off the protective layer(s) from the screen protector before applying the protector to the phone 4：Finally, put the screen protector onto the screen slightly. And you are completed!