PRINT PDF PRINTER A6

Hello,

I use an application which can create page to print in A6 format directly to the printer with A6 paper .

When i use PDF24 printer i got a file where one page is one A6 format 

When i open this document and want to print it in A6 format with A6 paper the printer as result  is like A4 format.

How can i do to configure in PDF24 that this document muste printed in A6 format

Thanks

Best regards

cauchois