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7/17/2020 - Latest Teams update breaks Virtual Cameras - Microsoft Teams Version 1.3.00.18164
Mac OS Catalina 10.15.5 - Just prior to today's update on my machine to the above version 1.3.00.18164, Teams was able to utilize my OBS and Wirecast virtual cameras which I use all the time. Now Tea...
https://answers.microsoft.com/en-us/msteams/forum/all/microsoft-teams-mac-os-client-is-not-recognizing/d9e863be-d9a4-4d03-a4b8-1b5c7df58828?auth=1
Solution for running two separate terminal commands seem to work in here for me.
Please a have a look.
Have a look at this thread. Its for an entirely different app but it might provide some insight into the root cause of your issue as it relates to MacOS Catalina and virtual webcams not working after an update.
https://forum.manycam.com/t/virtual-webcam-no-longer-works/1806/3
https://forum.manycam.com/t/virtual-webcam-no-longer-works/1806/3
hackerx I appreciate the link! Attempting some of the recommendations did not address the issue, unfortunately. This appears to be directly related to the MS Teams update as the functionality was working directly prior to the update and not working after the update, with no updates to the OS or other Catalina-specific software in the interim.