I recently purchased a Brother MFC-J6720DW printer and want to be able to create a custom paper size for a non standard document (210mm x99mm) but cannot find a way to do this. My old HP printer handled this without any problems but this is all different on the Brother. I am running Mac OS X 10.11 El Capitan and have tried Pages, Numbers and The Print Shop 3 but no luck. Whenever I try to print the document, a message is displayed “Invalid Paper Size Change the Custom Paper Size to the...
Custom paper sizes
Custom paper sizes