The first thing you have to do is make sure that both your selected input and output devices are correct.
You should also make sure that your microphone is not muted in the game or Windows settings.
Check your MW2 and Warzone 2 settings and make sure voice chat is turned on.
Check that your headphones are not muted and make sure that both your headphones and your microphone are working correctly.
Disable any unnecessary third-party apps
Update your audio drivers and restart your PC.
If you're experiencing these issues on Xbox Series X or PS5, "updating the driver software usually fixes it."
Now that we come to the end of this guide on how to fix voice chat not working in Warzone 2 and Modern Warfare 2, we hope that we have been as helpful as possible, and we hope that the developers are trying to fix all these bugs.
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