Step-by-step NVIDIA Quadro P620 Ubuntu 16.04 Driver Setup
Hi! The Tutorial shows you Step-by-Step How to Download and Install NVIDIA Quadro P620 Driver for Ubuntu 16.04 Xenial LTS GNU/Linux.
And the NVIDIA Quadro P620 Ubuntu Setup is done by Enabling the NVIDIA Driver Ubuntu PPA Repository.
Finally, before Installing it follow the Instructions on Searching the Newest Driver Release.

1. Launching Shell Emulator
Open a Terminal window
Ctrl+Alt+t on Desktop
(Press “Enter” to Execute Commands)