Whenever I change the volume of an individual’s voice chat it resets back to 50. This happens whether I hit close settings or press escape. In one game another person said the same thing is happening to them. Any way to fix this?

I said he should get kill joy because he doesn't really need to aim to use her. his aim isn't that good and he has some experience with shooters but he's not very good. I'm wondering what agent would be best for him to get whether it's to l...