Learn about advanced GroupDocs.Watermark usage. Please find advanced details how to customize your watermarks, search, modify and remove existing watermarks.
You may easily run the code above and see the feature in action in our GitHub examples:
Along with full featured .NET library we provide simple, but powerful free Apps.
You are welcome to add watermark to PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, Emails and more with our free online Free Online Document Watermarking App.