The shooting aspect of Read Dead Redemption is covered in this guide.How to shoot and aiming settings are included.
Step 1: Press the start button if you want to go to the menu.
There is an option to change aiming assist to casual.Automatic aiming assist will lock on to an enemy.
Step 2: Start shooting.
To change weapons, press and use the right stick.If you press and hold the /trigger, it will lock on to a person and you will be able to fire.
Step 3: Take cover.
Pressing / will allow you to take cover when you are close to an object.John will be able to restore his health because of this.The Aim button can be used to shoot from the cover.Pressing the fire button will allow no damage to John but it will decrease the accuracy of the weapon.
Step 4: It's time to fire on the move.
Firing on the move is more difficult because you have less time to take aim and enemies are more likely to dodge your gunfire.