GNU/Linux Ubuntu 18.04 Installing NVIDIA Driver 390 Guide
You are Welcome! The Tutorial shows you Step-by-Step How to Install NVIDIA GeForce/Quadro/RTX/TITAN Graphics Legacy Driver 390xx in Ubuntu 18.04 Bionic LTS GNU/Linux Desktop.
The NVIDIA 390 Driver Ubuntu 18.04 Setup is Simple and involves just the execution of a few Basic Shell Commands.
And following the NVIDIA Recommendations is better to use the tested NVIDIA Linux Graphics Driver from the Ubuntu Bionic NVIDIA Driver Repository.
Especially relevant, the Latest Driver supporting a Device may vary over Time, so before the Setup you should check:
Finally, with the nvidia-settings Tool you can configure Brightness, Gamma, XVideo attributes, Temperature, and OpenGL.
1. Launching Terminal
How to QuickStart with Command Line on Ubuntu GNU/LinuxCommand Line Ubuntu QuickStart Guide