create folders and run „docker run“ command

mkdir -p ~/docker/npm/data ~/docker/npm/letsencrypt

docker run -d --name=nginx-proxy-manager -p 80:80 -p 81:81 -p 443:443 -v ~/docker/npm/data:/data -v  ~/docker/npm/letsencrypt:/etc/letsencrypt  --restart=unless-stopped jc21/nginx-proxy-manager:latest

default login

email: admin@example.com
passwd: changeme