How to remove the protection motion picture from a unsullied installed staircase granite? Some pieces came near sticky protection film on them, and presently...

Some pieces came near sticky protection film on them, and presently that we step a bit on top of the granite is deeply very difficult to remove it next to fingers only. How I can remove it more smoothly? Thanks a lot.
Answers:    appointment the people who installed them and create them remove the film.