We are happy to announce that GroupDocs.Watermark for .NET 18.1 has been released and it is available for download. In this release, we have added the support of editing the objects that can be considered as watermark in MS PowerPoint and MS Visio documents. Please continue to read more about this latest release.
Editing Watermark Objects in MS PowerPoint Documents
GroupDocs.Watermark for .NET 18.1 allows you to edit the objects that can be considered as watermark in PowerPoint documents. Currently, this feature is supported for the shapes. Following is the list of operations that can be performed on the existing shapes in a PowerPoint document.