GroupDocs.Metadata provides different ways to save a file with updated metadata.
Please refer to the following guides to know more about all overloads of the save method:...Redaction Product Solution GroupDocs...
This page describes the GroupDocs.Annotation advanced usage and its multiple powerful features like customizing document annotating process and annotations appearance etc....Redaction Product Solution GroupDocs...
This section explains how to search for electronic signatures across document and its pages with advanced options....Redaction Product Solution GroupDocs...
This section explains how to load document from various sources like file, streams, remote web resources, loading document from FTP, Amazon or Azure storage etc....Redaction Product Solution GroupDocs...