I
have tested the scenario and I am able to reproduce the same problem that I am unable to set page dimensions for resultant PDF. For the
sake of correction, I have logged it in our issue tracking system as PDFNEWNET-38483. We
will investigate this issue in details and will keep you updated on the status
of a correction. <o:p></o:p>
Thanks for your interest in Aspose.Pdf. The subjected ticket is not resolved yet. Please note the issue varies from document to document and We will appreciate it if you please share your input/output documents here, so we will look into it and will guide you accordingly.