SSL for single site
sudo add-apt-repository ppa:certbot/certbot sudo apt update sudo apt install python3-certbot-nginx sudo certbot --nginx -d site.name
SSL For Multi-tenent
sudo apt install snapd sudo snap install core; sudo snap refresh core sudo apt-get remove certbot sudo snap install --classic certbot sudo ln -s /snap/bin/certbot /usr/bin/certbot sudo certbot --nginx sudo certbot renew --dry-run