IOGear GWAVR4K Guide De Démarrage Rapide page 9

Chromebook – Click on the group of icons on the lower
right of screen and select Cast and any content on your
Chromebook will be mirrored to your big screen.
10. This is a 1 to 1 device and any new connections will
need the connected device to be disconnected first
before another device can be connected to the
GWAVR4K.
*Please note that you only have to connect to your router
using the browser only once. You will not be able to connect
to the GWAVR4K if you are using any VPN software, please
make sure your VPN is disconnected prior to connecting to
the GWAVR4K.