How to play Metal Slug XX in Widescreen

This guide will help you play in full screen

This is how you play metal slug in widescreen resolution

First you need to open the game and enter a mission any mission will do then you press the "Enter" Key on your keyboard or whatever it is set/bind to then a menu will pop up

Then from here choose the resolution

That's all thank you for looking at my guide this is my first guide I've ever done.