[Users] Automatic file attachment

[Paul]

On Sun, 7 Oct 2018 03:25:35 +0200
Johannes Findeisen <mailman at hanez.org> wrote: 

> is there a way to attach a file automatically on each mail compose?
> 
> I want to attach my GPG key on every mail but not for all accounts?

Go to the account preferences, select the Templates page, and use the
following in the appropriate template(s), (obviously using the
correct path to the file):

|attach{/full/path/to/file}

with regards

Paul