Released: May 1, 2026

Updates in V15.2.2

Features

• Added the ability to duplicate redacted images.
• Added the PdfFlowTableContent.MaxRowHeight and PdfFlowTableRow.MaxHeight properties to limit the maximum height of a row.

Fixes

• DataMatrix actual data encoding is not selected correctly in some cases, when DataEncoding is set to Auto.
• Some documents with invalid fields cannot be loaded.
• Some text glyphs are not extracted correctly.
• Hidden text is extracted with additional spaces.
• TIFF images with multiple alpha channels are not handled...

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...

Released: Mar 4, 2026

Updates in V15.2.0

Features

• Added annotation tooltips in PdfDocumentView.
• Added the ability to show/hide annotations in PdfDocumentView.
• Added the ability to show/hide form fields in PdfDocumentView.
• Added the ability to show/hide the page number indicator (bottom left corner) in PdfDocumentView.
• Added support for PdfFowTableContent horizontal align.

Fixes

• PdfDocumentView crashes when an annotation is added in PageRenderingCompleted event.
• Some 1bpp images are not redacted correctly.
• Some documents are displayed...

Released: Feb 1, 2026

Updates in V15.1.2

Features

• Added support for page transparency group.
• PDF/A-1 validation now checks the presence of page transparency group.

Fixes

• Colorspaces are not extracted from PDF file.
• Some existing PDF files are resaved incorrectly.
• Some text is not displayed because the backing TrueType font is invalid.
• Page with invalid font cannot be rendered, throws stack overflow exception.
• Text is not rendered correctly, characters are scrambled.

Released: Jan 5, 2026

Updates in V15.1.1

Features

• PdfTextExtractionOptions has been renamed to PdfTextExtractionContext.
• PdfContentExtractionContext.TextExtractionOptions has been renamed to PdfContentExtractionContext.TextExtractionContext.

Fixes

• Field border definition is generated even if it is not stroked.
• An exception is thrown when a multiline textbox field does not have a size and a color is set on it.
• Some incremental updates are not performed correctly.
• Some existing PDF files are resaved incorrectly.
• Thin vlines are rendered...

Released: Dec 2, 2025

Updates in V15.1.0

Features

• Added support for incremental loading of PDF files in PdfDocumentView control.
• Added support for retrieving contextual information when searching text in PDF files.
• Information about physical location of COS objects in the PDF file is now available in the public API.
• Behavior change - An exception is now thrown if redaction overlay cannot be drawn because the page graphics has been closed.

Fixes

• Damaged PDF file cannot be loaded.
• Text using per character X positions is not displayed...

Released: Nov 3, 2025

Updates in V15.0.0

Features

• Added a new PDF viewer control for Windows Presentation Foundation.
• Updated calculation of text fragment corners when font specifies invalid Ascent/Descent values.

Fixes

• Aurora - Mask surface is not extracted correctly.
• PDF file cannot be saved because of circular reference in form Xobjects.
• Pages with unknown fields cannot be extracted from PDF files.
• Time stamp signatures are not loaded for signed fields.
• Some ligature glyphs are not extracted as composing characters.

Released: Oct 1, 2025

Updates in V14.1.0

Features

• Added support for text horizontal scaling, for easier implementations of OCR to searchable PDF solutions.
• Added support for wrapping long words in formatted content.
• Added support for specifying the page size when the page is created.

Fixes

• Words are not extracted correctly from PDF file.
• Page is not extracted correctly from incorrect PDF file.
• Page cannot be extracted from document with invalid fields.
• Document cannot be signed if the certificate includes multiple CRL URLs.
• Some PDF...

Released: Sep 1, 2025

Updates in V14.0.6

Fixes

• Page with patterns cannot be converted to RGB / CMYK.
• Unicode characters in SVG text are not displayed in the PDF page.
• Document with recursive actions cannot be loaded.
• Button field does not display the icon if the caption is not set.
• Text using character 0x00 instead of 0x20 (space) is rendered without spaces.
• Hue blend mode is not rendered correctly.

Released: Aug 1, 2025

Updates in V14.0.5

Features

• Added support for disabling TrueType font subsetting.
• Updated generation of /BaseFont entry for TrueType fonts.

Fixes

• RTL text cannot be wrapped in some situations.
• Document takes long time to load and save.
• Text markup annotations are not drawn correctly on rotated pages.
• PdfMerger does not correctly merge the trees in the /Names dictionary.