Once you’ve issued those two commands, start Docker Desktop, and it should connect to the Docker Engine, where you can start building and managing your container deployments.

Likewise, before installing Docker, updating your system's package database ensures a smoother sail. Run the following command to update the list of available packages: ...

Jack Wallen shows you how to install the Docker Desktop alternative, Rancher Desktop, on both Linux and macOS.

However, on Linux, you should be able to install what you need via your package manager. In Ubuntu and other similar distributions, you might expect to install the Docker package. Makes sense, but no.