What to do if my Brother MFC-J4320DW All in One Printer MFC-J4420DW shows 'Document Jam/too Long'?
- JJillian SummersSep 12, 2025
If your Brother All in One Printer displays 'Document Jam/too Long (MFC-J4420DW)', it means the document was not inserted or fed correctly, or the document scanned from the ADF was too long.