Prepare a heat gun, or a hair dryer and heat up the edge of the phone before you begin slicing. If your phone won't turn on after replacing the screen, there is a chance that the phone has silently turned on when the battery is re-connected.
This product would be ideal for users of Samsung Galaxy Tab S2 devices, specifically the SM-T815, T817, or T819 models, as it is designed to enhance the touch-screen experience on these devices.