This is a response I received today. I did the process suggested, and it did not fix the problem. Any other suggestions would be greatly appreciated. Thanks. Hi Jesusismercy, the-edmeister has posted an answer to your question on support.mozilla.org: can only print with manual feed and NOT from the paper tray from websites the-edmeister wrote: Try the printer reset - https://support.mozilla.org/en-US/kb/fix-printing-problems-firefox#w_reset-firefox-printer-setting If this doesn't solve your problem, let the-edmeister know by replying on the website.