I ran this command: sudo apt-get install certbot python-certbot-nginx
It produced this output:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package certbot is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'certbot' has no installation candidate
E: Unable to locate package python-certbot-nginx
My web server is (include version): irrelevant
The operating system my web server runs on is (include version): Ubuntu 19.10
My hosting provider, if applicable, is: irrelevant
I can login to a root shell on my machine (yes or no, or I don’t know): yes
I’m using a control panel to manage my site (no, or provide the name and version of the control panel): no
The version of my client is (e.g. output of certbot --version or certbot-auto --version if you’re using Certbot): can’t provide