This is use to process pdf file to print on printers that not supporting double page printing or faulty
Install python and install pypdf2 by
pip install PyPDF2
Run doubleprint.py Follow the instructions given by prompt. If everything goes right you will see pdf files in output folders you choose.
First print the odd or even pdf after finish printing recognize your printer's orientation of the printed paper insert the printed paper with the blank side facing the intjet or the print head(usually facing up) and also recognized the up or down side of the paper make sure the printed pages filp in wanted direction.