A free program for Android, by Ahbar Studio.

This is a handy tool that allows you to fix your PC or Laptop if it ever breaks down. There are many reasons why fixing your own PC is a better option than waiting for a tech to come and fix it for you. The first is that it is a great way to learn more about the inner workings of the PC and how it works. Second, fixing your own PC will allow you to save money on repairs, as you will know how much your computer is worth. Lastly, fixing your own PC will give you the satisfaction of being a master of tech.

All you have to do is download and install the application. After that, you will be able to diagnose problems and fix them by yourself.