Qt4 Installation in Ubuntu 20.04 – Step-by-step

GNU/Linux Ubuntu 20.04 Installing Qt4 – QuickStart Guide

Hi! The Tutorial shows you Step-by-Step How to Install Qt4 in Ubuntu 20.04 Focal LTS GNU/Linux Desktop.

And Qt4 for Ubuntu Focal is not any more supported from the Canonical Apt Repositories.

Finally, this guide includes detailed instructions about to Add Qt4 PPA Repository for Ubuntu 20.04.

1. 1. Accessing Shell

   Open a Terminal window
   Ctrl+Alt+t on Desktop
   (Press “Enter” to Execute Commands)

   
   In case first see: Terminal QuickStart Guide.