Fedora 25?

[East_of_Berlin]

# as root

dnf -y update

# reboot if you got a new kernel !

# as root

dnf install redhat-lsb.x86_64 redhat-lsb-desktop.x86_64 redhat-lsb-trialuse.x86_64 redhat-lsb-languages.x86_64 redhat-lsb-submod-multimedia.x86_64 redhat-lsb-core.x86_64 redhat-lsb-supplemental.x86_64 redhat-lsb.x86_64 kernel-debug-devel.x86_64 kernel-devel.x86_64 dkms.noarch lpf.noarch


# create folder as root

mkdir /opt/displaylink

cd /opt/displaylink

# download / unzip / ubunto driver intto

./displaylink-driver-1.3.52.run --noexec --keep

displaylink-installer.sh

nano / vim /etc/ld.so.conf.d/local.conf # add < /opt/displaylink

# run ldconfig

ldconfig

cd /usr/local/bin

# set symlink to executebel

ln -s ../../../opt/displaylink/DisplayLinkManager ./

# connect USB 3.0 DisplayLink and Display
# run as root

DisplayLinkManager &

# got to your Display setup under settings
# as normal user and configer possision on the display
# if you have more then one.


#as root

systemctl status display-manager.service

# systemctl start display-manager.service

# to end as root

killall DisplayLinkManager

# have fun