Why Does It Still Have Watermarks After Paying for It?
Watermark is the limitation of the trial version only. If you have already purchased the product, please use your registration information to register the trial version to the full version, then you can use the full version without any limitations. Please refer to the link below to know more details about how to register it and remove watermark:
https://pdf.wondershare.com/pdfelement/user-guide.html#register