Fast install, less hassle, 5 minutes
Downloading the file isn't the end; first enable Unknown sources in your phone's settings, then open the APK. On most Android phones the process completes in 3 steps, so no need to worry.
In this bgd333 Guide you will see which button to press first, and where the install stops if you make a mistake; later, opening the app and logging in makes the whole routine much neater.
