Modern Warfare 3 Voice Chat Not Working Fix

Call of Duty titles are popular enough among fans and first-person shooter video games that we can’t deny. However, it seems that each and every COD game has been prone to multiple bugs & errors since its first day of release. Infinity Ward, Sledgehammer Games, and Activision have done a good job with this 2023 edition sequel but faced too much criticism for the unstable gaming experience. Some players have reported that the COD Modern Warfare 3 Voice Chat Not Working issue troubling a lot.

Players have been receiving a lot of bugs and errors since launch. The recent issue is the voice chat or microphone not working aspect in Call of Duty Modern Warfare III (2023). With that issue, it becomes quite frustrating thing for the affected players to continue the gameplay for long as being unable to hear voices in multiplayer sessions is crucial. Now, if you’re also experiencing the same problem for a while then make sure to follow this troubleshooting guide to resolve it.

Modern Warfare 3 Voice Chat Not Working Fix

Modern Warfare 3 Voice Chat Not Working Fix

Well, the microphone or party chat not working issue might trouble you a lot with the communication between players while enjoying the gaming sessions. There can be several possible reasons applicable behind this issue such as temporary system glitches, lack of admin access, an outdated game version, corrupted game files, outdated audio drivers, in-game sound settings conflict, incorrect audio output device, SIP-ALG setting regarding issues, Windows sound settings issues, and more.

Fortunately, here we’ve shared with you some workarounds that might come in handy. Make sure to follow all troubleshooting methods until the problem has been fixed. So, without further ado, let’s jump into it.

1. Relaunch COD Modern Warfare 3

First, you can try closing and relaunching the Call of Duty Modern Warfare 3 game on the PC which is a simple trick to resolve the temporary cache issue with the voice chat not working. To do so:

  • Close the Modern Warfare 3 game.
  • Open Task Manager by pressing the Ctrl+Shift+Esc keys.
  • Go to Processes > Select the modern warfare task.
  • Click on End Task > Relaunch the game again.

2. Reboot the PC

It’s highly recommended to reboot the PC manually before following other troubleshooting methods until the problem has been fixed. Sometimes a normal system reboot can fix multiple issues with the glitches or program data caches. To do that:

  • Open the Start menu.
  • Click on the Power icon > Click on Restart.

  • Once the system reboots, check for the issue again.

3. Run MWIII as an Administrator

You should run the game executable application as an administrator to avoid user account control regarding privilege issues. The chances are high that your game application is getting blocked by the system admin permissions. To do this:

  • Right-click on the MWIII (exe) app on your PC.
  • Now, select Properties > Click on the Compatibility tab.

  • Enable the Run this program as an administrator checkbox.
  • Click on Apply and select OK to save changes.

4. Check for COD Modern Warfare 3 Updates

Sometimes an outdated game patch version can trouble you a lot due to stability issues or bugs. It’s recommended to check for the game updates manually by following the steps below.

  • Open
  • Click on Game Library > Choose Modern Warfare III.
  • Now, click on the cog wheel icon.
  • Select Check for Updates.
  • Make sure to download & install the update, if available.


  • Open Steam > Go to Game Library.
  • Right-click on Modern Warfare III.
  • Select Properties > Click on Updates.
  • Head over to Automatic Updates.
  • Select Only update this game when I launch it.
  • It’ll automatically install updates whenever available.

5. Scan and Repair the Game Files

Sometimes corrupted or missing game files on the PC might also trouble you while starting the game. It’s always better to verify and repair the game files by following the steps below on your PC to avoid errors.

  • Open > Click on Modern Warfare III.
  • Select the Cog Wheel icon next to the Play button.

  • Now, select Scan and Repair > Wait for the repair to complete.


  • Open the Steam client > Go to Library.
  • Right-click on Modern Warfare III in your library.
  • Go to Settings and select Properties.
  • Click on Local Files > Select Verify integrity of game files.

  • Wait for the process to complete.

6. Update Audio Drivers

Sometimes an outdated or missing audio driver on the system can also trigger several issues in multiple ways. It’s highly recommended to check for the audio driver update and install it (if available). You can follow this in-depth article link to do the same. Otherwise, you can follow the brief steps below to install the update.

  • Press the Win+X keys to open the Quick Link Menu.
  • Click on Device Manager > Double-click on Sound, video, and game controllers.

  • Right-click on the active audio device > Select Update driver.
  • Click on Search automatically for drivers > Wait for the process to complete.
  • If there is an update available, it’ll be automatically installed.
  • Once done, ensure to reboot the system to apply changes.

Please Note: If the specific method didn’t help then make sure to update the ‘Audio inputs and outputs’ adapter manually just like the above method to ensure there is no audio device driver left.

7. Check the Windows Sound Settings

Multiple Call of Duty Modern Warfare 3 players may experience sound settings-related issues while playing video games and communicating with other players via voice chat. It looks like the headset microphone is not correctly configured to the default input device which results in communicating issues during the gameplay sessions. So, you can follow the steps below to manually set your headset mic to the default mode.

  • On the bottom right side of the taskbar, right-click on the Volume icon.
  • Click on Sounds > Select the Recording tab.
  • Right-click on the headphone (mic) device that you’re currently using.

  • Next, select Set as Default Device > Choose Set as Default Communication Device.
  • Then right-click on your default microphone > Select Properties.
  • Go to the Levels tab > Drag the slider of the Microphone to increase the volume level (in case, the volume is low/mute).
  • Once done, click on OK to save the changes.

8. Enable Voice Chat Settings in MWIII

Another thing you can try is enabling the voice chat option in the Call of Duty Modern Warfare III (2023) title to ensure the microphone is selected correctly in the game settings. Additionally, you’ll be able to turn on the push-to-talk option which will allow you and your friends to communicate with each other precisely during the multiplayer gaming sessions.

  • Launch the COD Modern Warfare 3 game.
  • Go to the in-game Options menu.
  • Navigate to the AUDIO tab > Enable – Voice Chat.
  • Set the Voice Chat Recording Mode to Open Mic.
  • Set the Open Mic Recording Threshold to 0.00 – 2.90.
  • However, if you set it to Push to Talk, manually activate the microphone.
  • Save changes and check for the sound in gameplay.

9. Set the Correct Audio Input Device

We’ll also suggest our readers check the Audio Input Device manually on the PC by following the steps below to ensure the input audio device is correctly selected. Without selecting the input device, your Windows system sometimes might not be able to detect the actual device or microphone.

  • Right-click on the sound icon on your taskbar.
  • Click on Open Sound settings.
  • Now, choose your Input device that’s connected under the Input section.

  • Make sure to test out the changes with the Master volume.
  • If not visible, add a new microphone device.
  • Finally, run the game, and check the voice chat issue again.

10. Temporarily Disable SIP-ALG in Router

Temporarily disabling SIP-ALG in the Wi-Fi router may help in fixing the latency issues in VoIP calls or microphone voice chats. SIP ALG feature can be found in most networking routers which works with its default firewall channel. Well, sometimes it might affect voice chat-related usage in multiplayer gaming sessions. So, disabling the same and using the wired Ethernet connection on the PC can allow players to fix multiple issues.

  • Open the web browser > Log into the router’s dashboard using the admin username & password.
  • Go to the Security Settings > If found, turn off – SIP ALG.
  • Save the changes and power cycle your router.

To power cycle the router, switch off the router > unplug the power adapter from the source > wait for a minute and plug back the power adapter > turn on the router.

11. Update Windows

It’s recommended to check for system updates on the Windows PC before getting into any other workarounds. Sometimes an outdated system build can cause several issues.

  • Press the Win+I keys to open Windows Settings.
  • Click on Update & Security.
  • Select Check for updates under Windows Update.Windows Update Windows 11
  • If there is a feature update available, select Download and Install.
  • Wait until the software update is complete.
  • Once done, restart your computer to apply changes.

12. Check the Microphone Hardware

Try to check the microphone device properly whether any kind of hardware damage is applicable to you or not. Sometimes any damage or torn condition to the wire can trouble you a lot. You can use the same microphone on another device or video games to check if the voice chat issue still bothers you or not. If the same issue happens with other devices, make sure to use a different microphone headset to communicate with friends in the COD MWIII multiplayer sessions.

13. Allow the Microphone Access in Windows

You should also try allowing the microphone access to apps by following the steps below to ensure your system and the game can use the connected microphone. To do that:

  • Press the Win+I keys to open Windows Settings.
  • Go to the Privacy & Security section.
  • Click on Microphone under App Permissions.
  • Enable the Let desktop apps to access your microphone toggle.
  • Finally, check for the voice chat not working issue.

14. Reinstall Call of Duty Modern Warfare 3

If none of the workarounds come in handy then make sure to uninstall and reinstall the COD Modern Warfare III (2023) game on your PC. Sometimes issues with the game installation directory may cause multiple conflicts. You should uninstall and reinstall the game by following the steps below.

For Steam:

  • Open the Steam client on your PC.
  • Go to Library > Right-click on COD MWIII.
  • Select Uninstall > Click on Delete to confirm.
  • Wait for the uninstallation process to complete.
  • Exit the Steam client > Open File Explorer.
  • Copy & paste C:\Program Files (x86)\Steam\steamapps\common on the address bar.
  • Press Enter to search for the location.
  • Go to the COD MW3 folder > Delete the folder completely.
  • Reboot the PC to apply changes.
  • Finally, open Steam > Reinstall the COD MWIII game again.


  • Open the client.
  • Select Call of Duty: Modern Warfare III from the left panel.
  • Choose the Options menu on the left side.
  • Click on Uninstall Game > If prompted, confirm the uninstallation process.
  • Once done, close, and reboot the PC.
  • Next, open > Reinstall COD: MWIII.
  • Click on the Options menu > Select Modify Install.
  • Select the mode that you want to install.
  • Now, click on Confirm > Choose Start Install.
  • Wait for the game to be completed.
  • Finally, launch the game to check for the issue.

That’s it, guys. We assume this guide was helpful to you. For additional queries, you can comment below.

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