here for CoD BO 6 these tips and tricks will help you learn

Settings is ALWAYS the #1 thing to do before getting ahead and making yourself on to the battlefield plus you will be using your controller for this

Joysticks is the ones that allows you to move and look around faster and shoot faster

Color Filter is the easiest way to spot enemies and keep lock on them especially mini maps and make sure you customize the certain colors you want to be able to spot enemies like brighter colors

for the Mini Map change the Mini Map from Round to Square, this allows you to see enemy dots like corners that gives you a advantage to kill enemies without them knowing what is coming