• Update apt repository: 
    sudo apt-get update
  • Install certificates and curl packages: 
    sudo apt-get install -y ca-certificates curl
  • Set up the keyrings: 
    sudo install -m 0755 -d /etc/apt/keyrings
  • Pull down docker’s GPG key: 
    sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
  • Add appropriate permissions to the docker.asc file: 
    sudo chmod a+r /etc/apt/keyrings/docker.asc
  • Add the docker repository to the apt sources list: 
    echo \
"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
$(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
  • Run another apt update: 
    sudo apt-get update
  • Install the latest version of docker: 
    sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
  • Create the docker user: 
    sudo groupadd docker
  • Add your current user to the docker group: 
    sudo usermod -aG docker $USER
  • Activate the group changes to your user: 
    newgrp docker

Updated: