Top 7 Common Computer Problems, Computers always act up at the worst times. You’re in the middle of a major report or playing your best game ever and — pffft. Often, users get so frustrated that they needlessly go out and buy a new computer. With a cool head and a little know-how, however, it’s easy to fix the most common computer problems. In fact, the solutions I recommend below are free. Of course if these solution’s don’t work you can always bring your PC, Mac or Server in to the store.