# sudo version!

# Stop all containers
sudo docker stop `sudo docker ps -qa`

# Remove all containers
sudo docker rm `sudo docker ps -qa`

# Remove all images
sudo docker rmi -f `sudo docker images -qa `

# Remove all volumes
sudo docker volume rm $(sudo docker volume ls -qf)

# Remove all networks
sudo docker network rm `sudo docker network ls -q`

# Your installation should now be all fresh and clean.

# The following commands should not output any items:
# docker ps -a
# docker images -a 
# docker volume ls

# The following command show only show the default networks:
# docker network ls