Install Docker Engine on Ubuntu

OS requirements

To install Docker Engine, you need the 64-bit version of one of these Ubuntu versions:

• Ubuntu Kinetic 22.10
• Ubuntu Jammy 22.04 (LTS)
• Ubuntu Focal 20.04 (LTS)
• Ubuntu Bionic 18.04 (LTS)

Docker Engine is compatible with x86_64 (or amd64), armhf, arm64, and s390x architectures.

Installation methods

You can install Docker Engine in different ways, depending on your needs:

• Docker Engine comes bundled with Docker Desktop for Linux. This is the easiest and quickest way to get started.
• You can also set up and install Docker Engine from Docker’s apt repository.
• Install it manually and manage upgrades manually.
• Using a convenience scripts. Only recommended for testing and development environments.

Install using the repository

1. Update the apt package index and install packages to allow apt to use a repository over HTTPS:

 sudo apt-get update

sudo apt-get install \
    ca-certificates \
    curl \
    gnupg \
    lsb-release

2. Add Docker’s official GPG key:

sudo mkdir -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

3. Use the following command to set up the repository:

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

Install Docker Engine

1. Update the apt package index:

sudo apt-get update

2. Install Docker Engine, containerd, and Docker Compose.

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

docker --version

3. Verify that the Docker Engine installation is successful by running the hello-world image:

sudo docker run hello-world