for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done

This code will remove the following Docker-related packages using the APT package manager:

• docker.io
• docker-doc
• docker-compose
• docker-compose-v2
• podman-docker
• containerd
• runc

Note that this will remove the Docker runtime and related tools from your system. If you need to reinstall Docker, you will need to follow the appropriate installation instructions for your operating system.

Install Docker on UbuntuInstall Docker on Ubuntu

Add Docker's official GPG key

sudo apt-get update
sudo apt-get install ca-certificates curl
sudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc
  

Add the repository to Apt sources

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
  

Install Docker

sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
  

Verify Docker installation

docker version