A watermark is a semi-transparent image that usually contains a logo or seal to identify who created a document or image. If you want to watermark a PDF file, you can either insert the watermark into ...

From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.

Consolidating several pictures into a single PDF is a powerful tool. Whether you're a craftsman creating ad materials, organising educational resources, showcasing your portfolio, or arranging visual ...