Thanks @CCWulf! You'll be happy to know we are working on support for signatures: https://connect.mozilla.org/t5/ideas/signature-on-pdf-documents-using-an-image-of-my-signature/idc-p/38311/highlight/true#M22228.
@trashfromoceanswe are actually not using the OS-based save as PDF dialog, it is part of Firefox itself.Are you asking we have a better UI for it, with a context menu, or are you asking that we improve the feature because it doesn't work well on some...