Displaylink Ubuntu 18

gistfile1.txt

Get the required packages before trying to install it:

apt-get install build-essential
apt-get install dkms
apt-get install linux-generic
apt-get install linux-signed-generic

Download driver at https://www.displaylink.com/downloads/file?id=1304, unzip it, chmod 777 and install  as root

Now, to make sure it will not fail:

echo "options evdi initial_device_count=2" > /etc/modprobe.d/evdi.conf
echo evdi >> /etc/modules
reboot