How do i make shift a button that can be pressed on the controller?

I currently i’am trying to make the shift key a button on the game pad accept i don’t know where to begin. Anyone that can help it would be greatly appreciated i also would like to know how to make two buttons execute and different button gets pressed in this fashion Shift + Face Button top = F10. Any help on these issues would be greatly appreciated like i said before thanks!

No one Can help i know its simple but cant wrap my head around it currently… Anyone?