The Samsung Galaxy S9 is covered in Gorilla Glass 5 which has been engineered to protect your display from impact from drops including those drops onto rough surfaces. Samsung's treatment of the glass to bend it around the curved display however leaves it prone to scratching. You will want to be sure to add a glass screen protector to your new Galaxy S9. Olixar makes one of the best case friendly screen protectors. In this video we take a look on how the protector is installed.