How To Install Docker on Ubuntu 23.10

Installing Docker on Ubuntu 23.10 is a straightforward process. Docker allows you to package, distribute, and run applications in containers. Here are the steps to install Docker on Ubuntu 23.10:

Step 1 : Update the package index:

sudo apt update

Step 2 : Install prerequisites:

sudo apt install apt-transport-https ca-certificates curl software-properties-common

Step 3 : Add the Docker GPG key:

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

Step 4 : Add the Docker APT repository:

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

Step 5 : Update the package index again:

sudo apt update

Step 6 : Install Docker:

sudo apt install docker-ce

Step 7 : Verify the installation:

You can check if Docker is installed and running by running the following command:

sudo docker --version

This should display the installed Docker version.

Step 8 : Verify Docker Compose is installed correctly:

docker compose version

Step 9 : Test Docker with a simple container:

You can test your Docker installation by running a simple container:

docker run hello-world

This command downloads a test image and runs a container that prints a "Hello from Docker!" message.

Congratulations! You've successfully installed Docker on Ubuntu 23.10.