Place it face down on a clean, hard surface and apply enough pressure to push in the trackball. Move the phone in each direction while applying that pressure for about 10 seconds.
Place it face down on a clean, hard surface and apply enough pressure to push in the trackball. Move the phone in each direction while applying that pressure for about 10 seconds.
Preferably on a 40 grit sandpaper as the surface
JK this has worked for me as well as just takin a q tip with rubbin alcohol on it and movin the ball around.