Printer Epson L455 Ubuntu 18.04 Installation Guide
The Post Show How-to Download and Install Epson L455 Driver for Ubuntu 18.04 Bionic LTS GNU/Linux.
Furthermore, inside the Article you find Link to Guide on Quick-Start Scanning with Epson L455 on Ubuntu.
Epson L455 Driver Ubuntu 18.04 Installation
Download Epson L455 Printer/Scanner Drivers for Ubuntu
How-to Install Epson L455 Driver for Linux Ubuntu 18.04