After finalizing my order, I upload the assembled PDF document to my personal area.
My PDF document contains the 8 scanned documents, 4 for the front and 4 for the back.
This PDF document allows you to print your 8 sheets directly on your A3 printer.
Printing should preferably be done without borders
Gather your 4 sheets A3 Recto
Adjust the A3 sheets
Assemble the sheets (collage)