sudo apt install squid sudo cp /etc/squid/squid.conf /etc/squid/squid.conf.original sudo chmod a-w /etc/squid/squid.conf.original sudo nano /etc/squid/squid.conf inside squid.conf http_port XXXXX http_access allow all sudo update-rc.d squid disable sudo systemctl restart squid.service sudo systemctl status squid sudo systemctl disable squid sudo systemctl stop squid
Points regarding computing that I always forget - so I write them here to find them easily and maybe other could benefit too.