Release Notes

25.12.0

December 31, 2025

Excel Viewer

  • Fixed issues with shape rendering and formatting in XLSX files, ensuring correct layout.
  • Resolved misalignment problems affecting shapes when viewing XLS and XLSX documents.
  • Fixed an issue where Excel chart data labels were incorrectly repositioned, causing text alignment shifts during file viewing.

Email Converter

  • Fixed a FormatException that occurred when decoding malformed Base64 subject headers containing misplaced periods in encoded words, ensuring more robust email rendering.

Image Viewer

  • Improved JPEG2000 decoding performance to speed up image processing and rendering.
  • Fixed an issue during CDR rasterization where German umlaut characters were lost or not recognized correctly.

PDF Viewer

  • Fixed an issue where the background layout appeared scrambled in the rendered output.
  • Resolved a problem where the PDF Viewer could enter an infinite loop when processing certain tables and images.

PDF Converter

  • Fixed an issue where converting PDF files to images resulted in images with an incorrect black background.

Word Viewer

  • Fixed an issue where math equation shapes were rendered improperly.

Word Converter

  • Fixed an issue where equations were not rendered correctly during DOCX to PDF conversion.
  • Resolved a problem where content controls appeared in grey font color when converting DOCX files to PDF.

Visio Viewer

  • Fixed an issue where some shapes were missing when viewing VSDX files.
  • Resolved a System.NullReferenceException that occurred when opening Visio files containing hyperlinks.