If you're using macOS you may need to adjust your Security & Privacy settings to allow Chrome (or Firefox) to access your camera, microphone, and screen (for screen sharing).
- Open the System Preferences app:
- Go to the Privacy & Security section.
- Click Microphone and/or Camera, respectively, in the right navigation menu and enable access for your browser or other applications:
- Click Microphone in the navigation menu and enable access for your browser.
- Click Screen Recording in the navigation menu and enable access for your browser.
You may need to restart your browser for the changes to take effect.