CODE EXAMPLE FOR SHELL

droidcam/v4l2loopback device not found (/dev/video[0-9]). did you install correctly?

# This can happen after a kernal update... you can try installing v4l2loopback
# using the code below:
sudo apt install v4l2loopback-utils v4l2loopback-dkms cmake nasm yasm pkg-config libgtk2.0-dev
# then use modprobe to add it to the kernal...
sudo modprobe v4l2loopback