This guide will let you know how to Remap Keyboard & Mouse Keybinds & Buttons in COD Modern Warfare 2.
If you’re playing keyboard and mouse and you want to change some settings around and have complete custom keybindings, then it is very easy to do so. First, you have to go to the settings on the upper right side of the screen and click on this. Now go to keyboard and mouse on the top, you’ll have Mouse gameplay and keybinds. You need to select that now to change a keybind over to a new key just simply select it and then press the new key on your keyboard.
After this, you have to scroll down and then click on movement advance keybinds. You will find all the advance keybind options there.