Reduce Eye Strain Xubuntu 18.04 Bionic
Hello Xubuntu User! This tutorial will guide you step-by-step on How to Reduce Eyes Fatigue, Strain and Insomnia Issues on Xubuntu 18.04 Bionic LTS GNU/Linux Computers.
And following this Guide the Eye Strain Reduction on Xubuntu 18.04 System it’s Achieved by Manking Use of the f.lux Applet.
Because f.lux is a Proprietary Computer Program that Adjusts a Display’s Color Temperature according to Location and Time of Day.
The f.lux Program was Designed to Reduce Eye Strain during Night-time use and Disruption of Sleep Patterns.

Open a Terminal Shell emulator window
Ctrl+Alt+t on desktop
(Press “Enter” to Execute Commands)In case first see: Terminal QuickStart Guide.
Then Enable the fluxgui Xubuntu PPA Repository
Installing f.lux GUI for Xubuntu.
sudo apt-get install fluxgui
Run f.lux GUI & Make Initial Set-Up.
fluxgui
Or:
sudo fluxgui
Click on Link on Applet to Find your Location Lat. & Long.!
You dispose of several Color Warmth Configurations…