GNU/Linux Ubuntu 24.04 Canon MAXIFY GX1020/GX1040/GX1050 Printer Setup Guide
The linked tutorial shows you step-by-step How to Install Canon MAXIFY GX1020/GX1040/GX1050 Printer on Ubuntu 24.04 Noble LTS GNU/Linux desktop – Step by step Tutorial.
And the Canon MAXIFY GX1020/GX1040/GX1050 Ubuntu Setup it’s quick and easy because it only involves running a few Basic Shell Commands.
Especially relevant: after the Driver Installation to achieve the Printer Setup follow guidance to Add Printer.
Finally, included in the guide you find also instructions to Quick Start with Canon Scanning on Ubuntu.

Canon MAXIFY GX1020/GX1040/GX1050 Printer Ubuntu Installation Guide