# my case solution
sudo setfacl -m user:$USER:rw /var/run/docker.sock
#other solution
sudo usermod -aG docker $USER
#an other solution
sudo groupadd docker
sudo gpasswd -a $USER docker
docker run hello-world# Creates docker group
sudo groupadd docker
# Add your user to the docker group
sudo usermod -aG docker $USER
# Log out and log back in so that your group membership is re-evaluated
# GNOME example
gnome-session-quitsudo groupadd docker
sudo usermod -aG docker $USER
#Then restart pc or if on linux desktop:
newgrp docker sudo groupadd docker
sudo usermod -aG docker $USER
newgrp docker