melawy-skel-root/root/.local/userbin/set-default-web-browser.sh

#!/bin/bash

xdg-settings set default-web-browser firefox.desktop

if [ "$(whoami)" != "liveuser" ]; then
    sleep 5
    rm $HOME/.config/autostart/set-default-web-browser.desktop
    rm $HOME/.local/userbin/set-default-web-browser.sh
fi