The screen protector is easy to install with appropriate meticulousness. It is crucial that the display be thoroughly cleaned z. B. with screen cleaner and to make sure that between the film and the screen no dust particles are trapped. If, despite all precautions, but a dust particles between display and foil are, I have successfully used for the removal Tesa strips. On the inclusion nearest sheet position Attach a piece of tape, lifting the foil and remove with another Tesa strips the encapsulation of the film or the display. In short: My protector adheres without inclusions properly on the screen, which also allows with protector unrestricted use of the pen. I can highly recommend it.