You Say You Want A Resolution Fix (...I DO, PLEASE!!!)

[BigScience]

i was in the meidst of a game when all of a sudden the screen resolution changed by itself!!! there i was unable to make out who was who on the map, let alone continue playing.
since i could find to option in prefs for screen size, i uninstalled the game, and reinstalled it...NO CHANGE!! still playing on a lillipution map.
HELP!!!!!