Release Notes
26.5.0
May 30, 2026
PDF Converter
- Bug Fix: Fixed a performance issue that occurred when converting large HTML files to PDF.
- Bug Fix: Fixed an issue where the bottom and right table borders were not displayed correctly when converting PDF files to DOCX.
Word Viewer
- Bug Fix: Fixed an issue where Chinese text was wrapped incorrectly inside table cells.
- Bug Fix: Fixed an issue where numbering was incorrectly added to paragraphs after opening ODT files.
Email Viewer
- Bug Fix: Fixed an issue where a corrupted MSG file could cause an OutOfMemoryError.
- Enhancement: Renamed the Email Viewer configuration property from `Resolution` to `ImageResolution` to align with naming conventions used by other viewers.
Excel Viewer
- Bug Fix: Fixed an issue where sparklines inside cells were rendered incorrectly.
- Enhancement: Added the `AutoTrimWorksheetRenderRange` option to limit Excel rendering to the worksheet range containing visible cell data when no explicit print area is configured.
- Enhancement: Added the `AutoTrimPreserveExistingPrintArea` option to preserve workbook-defined worksheet print areas when `AutoTrimWorksheetRenderRange` is enabled.
PowerPoint Viewer
- Enhancement: Added optional `FastLoad` mode for the PowerPoint Viewer, which avoids rendering the first slide during document opening, uses slide size metadata for initial dimensions, and renders pages on demand to reduce loading time and prevent errors when pages are requested before generation completes.
Excel Converter
- Bug Fix: Fixed an issue where pivot table data indentation was lost when converting spreadsheets to PDF.
PowerPoint Converter
- Bug Fix: Fixed an issue where Alright Sans fonts were displayed incorrectly when converting PPTX files to PDF.
Project Viewer
- Bug Fix: Fixed an issue in .NET 6 that occurred when opening MPP files.