Hi Andreas,
I regret for the long delay in getting back to you on this.
Headers and Footers Could you please find the sample from the below location which demonstrates how to add Headers and Footers in PDF document and let us know if this helps.
http://files.syncfusion.com/support/pdf.Windows/F90784/Sample.zip Could you please look the below location if you need more information about the Headers and Footers.
http://help.syncfusion.com/ug_73/pdf/Compression.htmlPlease let us know if you need any further information.
Regards,
Thiru