ok if you’re talking about Google assistant v3
Youtube only works with a Pi4
There is a lite version of GA for pi3
Are you using the HMDI plug next to power if pi4
try resetting VLC
cd
vlc --reset-config
Post MMM-detetors config please
link
Sensitivity: Override default sensitivity value for applied model defined in Model. (see below)
Value could be within a range from 0.0 to 1.0. null will set default sensitivity.