The official installer is the most flexible method because it allows you to install multiple Qt versions side-by-side and includes the .
: Visit the Qt Open Source Download page and download the Qt Online Installer for Linux ( .run file).
: To ensure your apps compile, install these system libraries first: download qt 5 ubuntu
Problem installing qt5-default on ubuntu 22.04 - Stack Overflow
: During the "Select Components" step, check the Archive box and click Filter to see older versions. Select Qt 5.15.2 (the last official open-source version for binaries). The official installer is the most flexible method
sudo apt update sudo apt install build-essential libgl1-mesa-dev -y Use code with caution. Method 2: Installing via Ubuntu APT Repositories
: Open your terminal in the downloads folder and run: chmod +x qt-unified-linux-x64-online.run Use code with caution. Run the Installer : ./qt-unified-linux-x64-online.run Use code with caution. Select Qt 5
This guide covers the two most effective ways to download and install Qt 5 on Ubuntu today.