Changing firewall settings in Ubuntu is very easy. You can enable, disable or check the status of the firewall with three simple commands. Follow the below commands. Enable Firewall Disable Firewall Check Firewall Status
You need to have a Internet connection. Open terminal and write: root@kali:~# sudo apt-get install qbittorrent You will be prompt to allow permission by typing Y. Press Y and qBitorrent will be installed.