Pantum BM5100 Series - How to Do the Duplex Printing in the Mobile Phone from BM5100;BP5100 (with W) Series Printer

7. How to do the duplex printing in the mobile phone from BM5100/BP5100 (with
“W”) Series Printer?
Step 1: Click on the option in the lower right corner of the program page
Step 2：then select the “dual short ” or “dual long” per your request and then press OK