It’s utmostly important to have a screen saver most commonly used word for a tempered glass protective cover . The installation is very easy . Clean the touch screen with alcohol or a lens cleaner , then dry the surface . Check for any lint that may be sticking to the lens and remove it by using a sticky tape .Peel the application first seal and align the glass properly on the touch screen of your mobile gadget . Get the right angle correct and apply it by pressing it . If any bubbles then push them out by pressing gently on the glass . We at Cell Fashion hampton install it for free if you purchase with us otherwise we can install it for just a $5