I have upgraded my GT-I9100 to ICS 4. The open europe version. Ive had no problems BUT i want to get rid of the bloody Camera Sounds. Now i have been reading about the creat a file local.prop thing. But i cannot get to work, so does anyone have any tips or apps to help. I AM NOT ROOTED. and the thing i dont understand about the local.prop thing it says create a file and add a line. Well what file do i create. a txt file ????????