PDF documents are generally set up so that they are not used for other commercial purposes. If you want to prevent the document from being stolen, you can also add a watermark. The method of adding a watermark is actually relatively simple, but some friends don't know how. Operation, especially when facing a large number of PDF documents, I don’t know how to add them in batches. If added one by one, it will take a lot of time. So how to add watermark to PDF? How to add batch watermarks to pdf? Below, PDFasset will be introduced to friends in detail for reference.

This first step is to open the browser and search for PDFasset

The second step is to find the "watermark PDF" function and upload the document you need to process.

The third step, Enter your watermark content and wait a few seconds to complete

The fourth step is to click the "Download" button to get the watermarked file.

How to add watermark to PDF? The above has introduced to you the issues related to adding watermarks to PDF documents. When you add watermarks to PDF documents, you can follow the above method. If you are adding a large number of documents, you can use special tools. Adding them in batches can be done quickly and help you work efficiently!