I installed the "Printable" module but it doesn't work. When I try to configure the PDF for the Printable module it says:
"You are seeing no PDF generating tool because you have not installed any third party library using composer".
Drupal Answers is a question and answer site for Drupal developers and administrators. It only takes a minute to sign up.Sign up to join this community
This depends on how you have installed your Drupal site. There is a long description on how to use composer on Drupal.org handbook section.
The short version is this: