GNU/Linux Kubuntu Installing Redshift – Quick-Start Guide
You Are Welcome! The Tutorial Shows You Step-by-Step How-to Install Redshift in Kubuntu LTS GNU/Linux.
And Redshift for Kubuntu adjusts the Color Temperature according to the position of the Sun.
So as a Blue Light Filter a different Color Temperature is set during Night and Daytime.
Moreover, during twilight and early Morning, the Color Temperature transitions smoothly from Night to daytime temperature to allow your Eyes to slowly adapt. At Night the Color Temperature should be set to match the Lamps in your Room.

1. Terminal QuickStart
How-to Quick-Start with Command Line on Kubuntu
First Update the Apt Repo Sources with:
sudo apt update
Contents
Tags: App Screen Color Temperature Install Kubuntu, App Screen Color Temperature Install Kubuntu Linux, App Screen Color Temperature Kubuntu, App Screen Color Temperature Kubuntu Install, App Screen Color Temperature Kubuntu Installation, App Screen Color Temperature Kubuntu Linux, App Screen Color Temperature Kubuntu Linux Install, App Screen Color Temperature Kubuntu Linux Installation, App Screen Color Temperature Kubuntu Linux Setup, App Screen Color Temperature Kubuntu Setup, Eye Protection Kubuntu, Eye Protection Kubuntu Linux, eye strain Kubuntu, Eye Strain Kubuntu Linux, Install App Screen Color Temperature Kubuntu, Install App Screen Color Temperature Kubuntu Linux, Install Redshift Kubuntu, Install Redshift Kubuntu Linux, Kubuntu App Screen Color Temperature, Kubuntu App Screen Color Temperature Installation, Kubuntu Eye Protection, Kubuntu Eye Strain, Kubuntu Install App Screen Color Temperature, Kubuntu Install Redshift, Kubuntu Linux App Screen Color Temperature, Kubuntu Linux App Screen Color Temperature Installation, Kubuntu Linux Eye Protection, Kubuntu Linux Eye Strain, Kubuntu Linux Install App Screen Color Temperature, Kubuntu Linux Install Redshift, Kubuntu Linux Redshift, Kubuntu Linux Redshift Installation, Kubuntu Redshift, Kubuntu Redshift Installation, Redshift Install Kubuntu, Redshift Install Kubuntu Linux, Redshift Kubuntu, Redshift Kubuntu Install, Redshift Kubuntu Installation, Redshift Kubuntu Linux, Redshift Kubuntu Linux Install, Redshift Kubuntu Linux Installation, Redshift Kubuntu Linux Setup, Redshift Kubuntu Setup, Setup App Screen Color Temperature Kubuntu, Setup App Screen Color Temperature Kubuntu Linux, Setup Redshift Kubuntu, Setup Redshift Kubuntu Linux