Docker Installation On Ubuntu Step By Step First uninstall old versions if any adminuser@mysystem:~$ sudo apt-get remove docker docker-engine docker.io containerd runc Reading package lists… Done Building dependency tree Reading state information… Done E: Unable to locate package docker-engine adminuser@mysystem:~$ sudo apt-get update Hit:1 http://in.archive.ubuntu.com/ubuntu focal InRelease Hit:2 http://in.archive.ubuntu.com/ubuntu focal-updates InRelease Hit:3 http://in.archive.ubuntu.com/ubuntu focal-backports InRelease… Continue reading Docker Installation On Ubuntu