GNU/Linux Ubuntu 20.04 Epson ES-400 Scanner Setup – Step-by-step Guide
How to Download and Install Epson WorkForce ES-400 Scanner Driver for Ubuntu 20.04 Focal LTS GNU/Linux desktop – Step by step Tutorial.
And this Guide Shows also How to Get Started Epson ES-400 Scanning on Ubuntu 20.04.
Epson Image Scan! for Ubuntu is a Software that provides Graphical User Interface for Scanning on Linux desktops.
It Includes the Driver – called backend (Epkowa) – an the Graphical Interface which enables you to Scan in Black & White.
Finally, to Get Installed the proper Image Scan release for your Printer is enough to Search on Epson Download Center for the Printer’s Model.

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1. Launching Terminal
Then Open Shell Terminal window
Ctrl+Alt+t on desktop.
(Press “Enter” to Execute Commands)And Update the Apt Repo:
sudo apt update
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