Add Headers/Footers Stamps to Your PDF

Question

I have over 3000 PDF documents, i need to add company logo at Headers/footers, how to Add Headers/footers Stamps(watermarks) to PDFs?

Launching the application: A-PDF Watermark
In the main window, clicking "add image watermark" icon, then will open the New Image Watermark configuration window, you can set the desired options for the image watermark, such as your company logo. set Position and Margin to adjust the position of watermark to top or bottom (Headers/footers)
Return to the main window, clicking "File" menu, select "Add PDF Document" item, Add PDF(s) which you want to add watermark
In the watermark list window, marking the image watermark item as checked
Click "Watermark" button to add the image watermark to PDF Document