There are a few different ways to use a keyboard and mouse on modern warfare xbox. The first way is to use the keyboard and mouse as if you were playing a regular game. You can move your character around with the arrow keys, and use the left and right mouse buttons to shoot or melee. The second way is to use the keyboard and mouse as if you were playing a first person shooter on PC. You can move your character around with the WASD keys, and use the left and right mouse buttons to aim and shoot. The third way is to use the keyboard and mouse as if you were playing a real life war game. You can move your character around with the arrow keys, and use the left and right mouse buttons to control your troops. ..
