After the 2.PDF file is opened, we can mark it with watermark, and then we will look for the watermarking tool in the editor.
3. There are many tools for editing PDF documents in the document tools in the editor menu bar, and we can see that the watermark tool is among them.
4. Select the watermark, and you can see that there are three tools in the expansion box of the watermark: Add, Delete All and Add. If you want to delete the watermark, click Delete All.
5. After clicking Delete, a pop-up box to delete the watermark will appear in the document. Click Yes in the pop-up box.
6. After clicking, we can see that the watermark in the document has been deleted.