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Document manipulation APIs (Conversion, Annotation, Viewer, Signature) sample code in .NET


We want to upgrade from 19.6 version of Viewer, Annotation, Conversion, Signature to latest version 20.3. There are major breaking changes for which we require sample applications in Code Samples section which is not updated yet.

Please guide how to upgrade.


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Please explore following resources. We’d recommend you to go through migration notes at once.

GroupDocs.Viewer for .NET:

GroupDocs.Annotation for .NET:

GroupDocs.Conversion for .NET:

GroupDocs.Signature for .NET