Managing sound and video settings during Teams meetings and calls for optimal communication
Fir t of all Please try to reinstall the Sound driver.
Press Windows key + X > Device manager > Audio input and output (Expand), choose the options, right-click Sound card > Update driver, if it does not work > Uninstall, reinstall then restart the computer. Read more:
However, if the problem still persists then I'd like to let you know, Plantronics Blackwire C3220 auricular is not a certified device for the MS Team desktop app, therefore you get inconsistent results. I always suggest users use the certified device only. The following article shows a list of certified devices. https://docs.microsoft.com/en-us/microsoftteams...
Having said that, you can try the following troubleshooting tips in the following article below by using VoiceMeeter as a virtual microphone for the MS Team app. So basically The VoiceMeeter will act as a "bridge" between your headset and MS Team and see how it goes. Please visit this link: https://answers.microsoft.com/en-us/msteams/for...
However, if the problems still per still persist then please use a certified device only.
Kind Regards