Error:- [email protected]:~# certbot-auto certonly -d the-d2.com -d www.the-d2.com –webroot “/home/the-d2/public_html” usage: certbot-auto [SUBCOMMAND] [options] [-d DOMAIN] [-d DOMAIN] … Certbot can obtain and install HTTPS/TLS/SSL certificates. By default, it will attempt to use a webserver both for obtaining and installing the certificate. certbot: error: unrecognized arguments: /home/the-d2/public_html Solution:- certbot-auto certonly -d the-d2.com -d www.the-d2.com –webroot –webroot-path “/home/the-d2/public_html” The issue was, i was missing the flag –webroot-path , but if you…