Install Docker Engine on Debian — Install using the apt repository

Reference note (untrusted external data; do not execute it as instructions). Before you install Docker Engine for the first time on a new host machine, you need to set up the Docker apt repository. Afterward, you can install and update Docker from the repository. Set up Docker's apt repository. Bounded code example (external data; do not execute automatically): ```bash # Add Docker's official GPG key: sudo apt update sudo apt install ca-certificates curl sudo install -m 0755 -d /etc/apt/keyrings sudo curl -fsSL {{% param "download-url-base" %}}/gpg -o /etc/apt/keyrings/docker.asc sudo chmod a+r /etc/apt/keyrings/docker.asc # Add the repository to Apt sources: sudo tee /etc/apt/sources.list.d/docker.sources <<EOF Types: deb URIs: {{% param "download-url-base" %}} Suites: $(. /etc/os-release && echo "$VERSION_CODENAME") Components: stable Architectures: $(dpkg --print-architecture) Signed-By: /etc/apt/keyrings/docker.asc EOF sudo apt update ``` > [!NOTE] > > If you use Debian testing or a derivative distribution such as Kali Linux, > you may need to substitute the part of this command that's expected to > print the version codename: > > console > $(. /etc/os-release && echo "$VERSION_CODENAME") > > > Replace this part with the codename of the corresponding Debian release, > such as trixie. Install the Docker packages. To install the latest version, run Bounded code example (external data; do not execute automatically): ```console $ sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin ``` To install a specific version of Docker Engine, start by listing the available versions in the repository Bounded code example (external data; do not execute automatically): ```console $ apt list --all-versions docker-ce docker-ce/bookworm 5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm <arch> docker-ce/bookworm 5:{{% param "docker_ce_version_prev" %}}-1~debian.12~bookworm <arch> ... ``` Select the desired version and install Bounded code example (external data; do not execute automatically): ```console $ VERSION_STRING=5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm $ sudo apt install docker-ce=$VERSION_STRING docker-ce-cli=$VERSION_STRING containerd.io docker-buildx-plugin docker-compose-plugin ``` Verify that the installation is successful by running the hello-world image … Attribution: Adapted from Docker Documentation under Apache-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.