f.lux for Ubuntu 18.04 - Shell-Bash

f.lux is a software that adjusts the color temperature of your computer screen according to the time of day, in order to reduce eyestrain and help you sleep better. In this guide, we will walk you through the process of installing and configuring f.lux on Ubuntu 18.04 using Shell-Bash commands.

Prerequisites

Before we begin, make sure you have the following:

• An Ubuntu 18.04 machine
• A user account with sudo privileges
• A working internet connection

Step 1: Install f.lux

First, we need to add a repository that contains f.lux. Open the terminal and run the following command:

sudo add-apt-repository ppa:nathan-renniewaldock/flux

Next, update the package list:

sudo apt update

Finally, install f.lux:

sudo apt install fluxgui

Step 2: Configure f.lux

Once f.lux is installed, you can launch it from the applications menu or by running the following command:

fluxgui

f.lux will automatically detect your location and adjust the color temperature of your screen accordingly. You can also manually adjust the color temperature by clicking on the f.lux icon in the system tray and selecting "Adjust color" from the menu.

In addition, you can configure f.lux by clicking on the f.lux icon and selecting "Preferences" from the menu. Here, you can change your location, set your wake time, and adjust various other settings.

Conclusion

In this guide, we have shown you how to install and configure f.lux on Ubuntu 18.04 using Shell-Bash commands. With f.lux, you can reduce eyestrain and improve your sleep by adjusting the color temperature of your screen according to the time of day.