Once it’s running, you select the game’s executable file which then gives you the option of editing some important variables, such as the number of lives, or any other modifiable parameter. In order to use it correctly, you have to run it before launching the video game and leave it running in the background. Cheat Engine is an open-source tool whose sole purpose is to help you use tricks and cheats on your favorite video games, therefore allowing you to manipulate and change all sorts of parameters on them.
