Fix PC screens and monitors easily with this simple step by step guide. Your computer screen is extremely important to your computer system because if you can’t see your information, there’s not much you can do. Depending on your application, you might need to have more than a viewable screen, but one with a lot of detail. Regardless of your use, however, you want the best display possible. Your screen usually can be fixed in one of a few different ways if there is a problem.