But insert in Registry (Windows) Policy, dont work , follow example:
[HKEY_LOCAL_MACHINE \ Software \ Policies \ Google \ Chrome]
"AudioCaptureAllowed" = dword: 00000001
"VideoCaptureAllowed" = dword: 00000001
[HKEY_LOCAL_MACHINE \ Software \ Policies \ Google \ Chrome \ AudioCaptureAllowedUrls]
[HKEY_LOCAL_MACHINE \ Software \ Policies \ Google \ Chrome \ VideoCaptureAllowedUrls]
Test too with Mode Kiosk and insert in HKEY_CURRENT_USER