How to add a PDF document Remove watermark PDF document is a commonly used electronic document format, which is widely used in various fields, such as document sharing, electronic signature, reading, etc. Adding or removing watermarks from PDF documents is a common requirement because watermarks can increase the legibility and security of the document.
To add watermark to a PDF document, you can use some professional PDF editing software such as:Phase One PDF Editor,adobe acrobat。Here are the general steps:
1.OpenPhase One PDF Editor,and select the PDF document you want to add a watermark to.
2.Select the "Tools" option in the top menu bar and select the "Watermark" feature.
3.In the pop-up watermark dialog box, you can choose to add a text or image watermark. If you choose Text Watermark, you can enter the watermark text you want and set properties such as font, size, color, etc.
4.Adjust the position and transparency of the watermark so that it is visible in the document but does not obscure the content.
5.Click the "OK" button and the watermark will be added to your PDF document.
If you want to remove the watermark from a PDF document, you can use the following method:
1.Use professional PDF editing software to open the PDF document where you want to remove the watermark.
2.Use the software's "Text Recognition" or "OCR" function to extract text from a document.
3.Find and remove watermarked text or images in the extracted text.
4.Re-import the modified text into your PDF editing software and save it as a new PDF document.
It is important to note that removing the watermark from a PDF document may violate copyright laws or contract terms, so make sure you have legal rights and full authorization before doing so.