Released: Apr 1, 2026

Updates in V15.2.1

Features

• You can now create 'PdfRawImage' objects from COS images.
• Added 'PdfDocumentFileAttachment.GetPayloadStream' method for efficient access to large attachments content.

Fixes

• 'StructureTree' cannot be loaded for some PDF files.
• Loading a PDF file in incremental mode in PdfDocumentView throws an IO exception.
• PdfDocumentView hangs on document load when running on .NET 10.
• WPF - Annotation group selection does not work correctly when 'PdfDocumentView.RestrictAnnotationsToVisiblePageArea' is false.