Under the video is the complete process written with some extra handy software for better performance follow the steps below :)Here we'll show you how to set from start to gaming your emulators for retro consoles and enjoy your games.

Apps and software you'll download; 

ePSXe: emulator this is the only you'll pay for but it is worth the money. 

Every BIOS: consoles selection.

Emu Games Database: huge games library includes games for all consoles.

DU Speed BOOSTER:boost your android to give you a perfect performance while playing games with high resolution and no shuts down. 

7Zipper: unzipped all your games and consoles software to start playing.

1. first from your android go to google play store and download ePSXe. This will be your emulator for most of the console systems. NOTE: this program has a price of $3.79
2. once you have installed your emulator go back to your g play and this time look for Every BIOS. This app would have all the different consoles you can choose from. choose the one of your preference and download " don't worry you can download more whenever you feel like trying a different console"
3. back to g play look for emu games database, 7zipper and du speed booster download all 3.
4. once you have all 5 software in your android go to emu games database and choose your first game according to the console you choose before, example if you choose ps1 or pso as your console you should look for play station 1 games in order to have things working properly. if you choose a different game it will NOT PLAY.
5. now you have download your game we are almost there. open your speed booster which you downloaded before it will guide you step by step to remove unwanted running programs and garbage on your phone.
6. finally go to 7zipper here you will see the game and console you choose, click on each of them separately and unzip the files.

WE ARE DONE, NOW GO AND CLICK ON EPSXE CLICK RUN BIOS THEN OK AND CLICK RUN GAME "IF YOU DO NO SEE THE GAME ON THE LIST JUST PRESS REFRESH ICON WHICH IS LOCATED ON THE TOP RIGHT CORNER.  ENJOY MY FRIENDS!!!!!!!!!

NOTE: if you encounter any problems where you have installed everything and still can't play just go back to 7zipper and unzip the files again, it happened to me at the beginning.