[veve]

Ako nemate gamepad

Download VJOY virtual joystick driver. (Google it)
Select any key (for example A) as "button2". You also need the "enabled" box checked.
Open big picture with mouse, and go to the game and put ur mouse above the "play / launch game" button but don't click mouse.
Now press A (the button you've bound to "button2") and that will launch the game and give you the requirement.