Fix: COD Modern Warfare 2 Mouse or Keyboard Not Working Issue

Infinity Ward and Activision have recently launched the all-new Call of Duty: Modern Warfare II for the COD fans to experience the multiplayer FPS title with the return of the iconic Operators of Task Force 141. As a direct sequel to 2019’s Modern Warfare, it’s doing well in terms of graphics and performance. Since the Modern Warfare 2 game came out, people have complained that their mouse or keyboard is not working.

Developers are aware of the issue and are working on a permanent fix. However, you can also resolve it by adjusting the game settings. This guide will help you fix your mouse and keyboard input settings.

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Fix: Modern Warfare 2 Mouse or Keyboard Not Working Issue

We know that developers are aware of the issue and are working their way out to fix it, but you can try these by yourself and fix your keyboard and mouse input problem.

Best Modern Warfare 2 Mouse settings

  • Mouse Sensitivity: 6 (use the tips above to find what’s best for you)
  • ADS Sensitivity Multiplier: 0.8
  • ADS Sens. Multiplier (Focus): 1.0
  • ADS Sensitivity Type: Relative
  • Monitor Distance Coefficient: 1.33
  • Custom Sensitivity Per Zoom: Off
  • Vertical Aim Axis: Standard
  • Mouse Calibration:
    • Mouse Acceleration: 0
    • Mouse Filtering: 0
    • Mouse Smoothing: Off
    • Mouse Wheel Delay: 80

Method 1: Restart your PC

If you have just updated the Modern Warfare 2 game or any drivers on your PC, the game might show you some problems while taking the keyboard inputs. Restarting your PC will restart every application and will also restart the drivers associated with the keyboard and mouse.

  • Click on the start menu.
  • Select power on the slightly right side of the start menu bar.
  • Click Restart.

This may temporarily fix the keyboard input issue you face in the game.

Method 2: Remove other controllers

If you have played with a joystick or gamepad previously and it is still plugged in, then your keyboard inputs won’t work, as game controls will be void for the keyboard.

  • Remove any joystick or gamepad connected to your PC.
  • Plug in and Plug out your keyboard and mouse from the PC.
  • Check and see if it works.

Method 3: Change the Keybinding

You can change the Keymap for your game control if your keyboard has problems with any specific key. This will reassign your keyboard, the key to doing a different game task.

  • Open the Keybind tab in the game.
  • Press any key and reassign it to a different key.
  • You can assign it to the same key if your keyboard is fine.
  • This should temporarily fix your problem with the Modern Warfare 2 game.

Method 4: Delete temporary files from the PC

Temporary files are files stored by the pc to give you quick access to the sites you have previously visited. But sometimes, it creates problems for certain applications running on your PC. Sometimes it can cause some drivers to malfunction. You can try deleting your temporary files and see if it fixes your problems.

  • Click on the start menu.
  • Type Run and press enter.
  • Type “%temp% in the run command and press enter.
  • Select All files from the list that popped up.
  • Press delete or Alt+Ctrl+Dlt.
  • Select do skip and do it for all if some pop comes out.

All temporary files will be deleted. Now open your game and see if the Keyboard and Mouse have started responding or not.

Method 5: Update your Keyboard and Mouse driver

Downloading the latest version of drivers always solves any conflict because of the previous version of the driver. It is always a good practice to update the latest version of the drivers for your keyboard and mouse. Although it gets automatically updated, you can opt out of the manual update.

  • In the start menu, type “Device Manager” and open it.
  • Select keyboards and mice from the list.
  • Right-click on the keyboard and click on Search automatically for updated driver software.
  • Similarly, do it with a mouse, too.

Your drivers are now up to date. Now restart your PC, start your game, and see if it helps. Suppose nothing has worked for you from the above steps. There must be some issue with the Modern Warfare 2 game or your hardware. Try replacing your Keyboard and Mouse and see if it works or not. If you are still facing the same problem, try contacting game support.


Keyboards and mice are essential parts of the PC, and when you are playing the Modern Warfare 2 game using the keyboard and mouse, they are like your hands. Try following the above steps to solve your keyboard and mouse input issue.


  1. Is there a similar fox for the XBOX? I use mouse and keyboard, and I will randomly lose input to either my keyboard, or my mouse throughout the match, with no way to fix it ; other than to turn off the xbox and restart fresh. I have lost multiple matches and guns in the new DMZ due to opening the buy station, or a dead players bag, or opening the map. this is becoming a major issue and I might stop playing the game because of this poor experience.

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