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1. Update the current package list:

   Code Block
   language bash
   sudo apt update

2. Install the packages that allow APT to use HTTPS:

   Code Block
   language bash
   sudo apt install apt-transport-https ca-certificates curl software-properties-common

3. Add the CFG key of the official Docker repository to the system:

   Code Block
   language bash
   curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

   Info
   title Note
   When installing on Debian 12, this command will look like this: Code Block language bash curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

4. Add the Docker repository to the list of the APT package sources:
   

   Code Block
   language bash
   sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable"

   Info
   title Note
   When installing on Debian 12, this command will look like this: Code Block language bash echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

5. Update the current package list including the Docker packages from the added repository:

   Code Block
   language bash
   sudo apt update

6. Make sure the installation is performed from the Docker repository:
   

   Code Block
   language bash
   apt-cache policy docker-ce

   Response example:

   Code Block
   language bash
   docker-ce: Installed: (none) Candidate: 18.03.1~ce~3-0~ubuntu Version table: 18.03.1~ce~3-0~ubuntu 500 500 https://download.docker.com/linux/ubuntu bionic/stable amd64 Packages

7. Install the Docker:
   

   Code Block
   language bash
   sudo apt install docker-ce

   
   

   Info
   title Note
   When installing on Debian 12, this command will look like this: Code Block language bash sudo apt install docker-ce docker-ce-cli containerd.io

8. Make sure the Docker is running:
   

   Code Block
   language bash
   sudo systemctl status docker

   The response must contain the active (running) status:

   Code Block
   language bash
   docker.service - Docker Application Container Engine Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled) Active: active (running) since Thu 2018-07-05 15:08:39 UTC; 2min 55s ago Docs: https://docs.docker.com Main PID: 10096 (dockerd) Tasks: 16 CGroup: /system.slice/docker.service ├─10096 /usr/bin/dockerd -H fd:// └─10113 docker-containerd --config /var/run/docker/containerd/containerd.toml

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