MFC-J4420DW FAQs & Troubleshooting MFC-J4420DW Not your product? Sort by: Updated Date Popularity 5 Results 1. 18/02/2015 (Video) Load an Envelope (Manual Feed Slot) 2. 17/02/2015 (Video) Load A4/Letter paper 3. 23/06/2014 Load photo paper 4. 04/06/2014 Load an Envelope (Manual Feed Slot) 5. 03/06/2014 Load paper in the paper tray English Paper Feed / Paper Jam FAQs & Troubleshooting