Step-by-step – QTox CentOS 8.x/Stream-8 Gnu/Linux Installation

Installing

2. 2. Setting Up Flatpak

   How to Setup Flatpak on CentOS 8

   Flatpak CentOS 8.x/Stream-8 Installation Guide

   Flatpak CentOS 8.x/Stream-8 Setup

3. 3. Installing

   Then to Install qTox Flatpak App on CentOS 8.

   flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

   For further Insight see the Flatpak Official Documentation.
   And after:

   flatpak install https://flathub.org/repo/appstream/io.github.qtox.qTox.flatpakref

   The Flatpak App Setup do Not need the sudo Command because then it Runs confined into a Sandbox.
   However, you’ll be Prompted to Authenticate with your User’s Admin Pass.
   Then Confirm the proposed Setup with ‘Enter’ and Wait patiently until the App is Downloaded and Installed.