Essential Studio® for Document Processing - v33.2.5 Release Notes

v33.2.5
May 05, 2026
Test Results: 234836 Success , 0 Failure

PDF Library

.NET PDF Library

Bug Fixes

  • I829982 - Resolved an issue where text was not extracted correctly from a specific PDF document.
  • I830357 - Resolved an issue where an IndexOutOfRangeException occurred after removing scripts from a PDF document.
  • I830410 - Resolved an issue where an exception occurred during PDF compression.
  • I831416 - Resolved an issue where text spacing was incorrect when using DrawString while merging a loaded PDF document.
  • I833046 - Resolved an issue where the output PDF became corrupted after inserting pages from the source document.
  • I833375 - Resolved an issue where an exception was thrown while parsing a PdfLoadedButtonField in a PDF document.

JavaScript PDF Library

Bug Fixes

  • #I832140 - Resolved an issue where incorrect bounds collection values were returned for text markup annotations.
  • #I833106 - Resolved an issue where hyperlink annotation bounds were not defined when licensing was enabled.

Word Library

.NET Word Library

Bug Fixes

  • I830204 - List type is now preserved properly after calling ImportContent API.
  • I832529 - Table cell width for vertically merged cells is now preserved properly while converting DOCX format document to PDF.
  • I834425 - The NullReferenceException will no longer be thrown when converting a DOCX document to HTML.
  • I827816 - Autofit table column width are now preserved properly while converting a Word document to PDF.
  • I828867 - Table cell width is now preserved properly while converting a RTF document to DOCX.
  • I831196 - List font size is now preserved properly while converting DOCX format document to PDF.

Excel Library

.NET Excel Library

Bug Fixes

  • #I828180 - Image dimensions are correctly updated in Excel to HTML conversion.
  • Resolved an issue where Print Titles remained applied after being cleared when saving or exporting a workbook to PDF.
  • DataBar theme gradient colors rendered properly in worksheet-to-image conversion.

.NET MAUI PDF Viewer

Bug Fixes

  • #I831273 - Combo Box form fields edited in the MAUI PDF Viewer now print the updated selected values correctly when printing from Adobe Acrobat Reader, instead of showing the default values.

DOCX Editor

Web DOCX Editor (Javascript, Angular, React, Vue, ASP.NET Core & MVC)

Bug Fixes

#I827709 - Fixed an issue where server save failed due to a key not found exception.
#I829072 - Fixed an issue where the color picker text was not localized in the Table Design tab.
#I827473 - Resolved an issue where highlighting Arabic text caused words to split incorrectly.
#I822621 - Fixed an issue where dropdowns and other popups opened behind the modal overlay.
#I806767 - Fixed an issue where date insertion was incorrect when using an English keyboard in an RTL document.
#I831776 - Resolved an issue where bookmark markers were misaligned after page content shifts.
#I785161 - Fixed an issue where imported documents lost images compared to Word.
#I817551 - Fixed an issue where using Ignore Once in spell check left a partial underline.
#I826093 - Fixed an issue where table column width changes were not synchronized between users.
#I831713 - Fixed an issue where Page Down stopped scrolling after a page break.
#I820649 - Resolved an issue where the chart component was undefined when using individual scripts.
#I831694 - Fixed an issue where text following a bookmark retained an incorrect style.
#I818773 - Fixed an issue where numbered lists in PART sections continued incorrectly.
#I765588 - Improved performance by resolving a typing lag issue in the document editor.
#I751106 - Fixed an issue where the Picture Control disappeared after clicking outside the control following insertion.
#I810141 - Fixed an issue where table content overlapped when opening the document in the document editor.
#I826579 - Fixed an issue where the Replace option was hidden when the cursor was in a non-editable region with Restrict Editing enabled.
#I783846 - Fixed an issue where the header spacing and alignment were incorrect relative to the body content in the document.

Blazor DOCX Editor

Bug Fixes

#I827709 - Fixed an issue where server save failed due to a key not found exception.
#I829072 - Fixed an issue where the color picker text was not localized in the Table Design tab.
#I827473 - Resolved an issue where highlighting Arabic text caused words to split incorrectly.
#I806767 - Fixed an issue where date insertion was incorrect when using an English keyboard in an RTL document.
#I831776 - Resolved an issue where bookmark markers were misaligned after page content shifts.
#I785161 - Fixed an issue where imported documents lost images compared to Word.
#I817551 - Fixed an issue where using Ignore Once in spell check left a partial underline.
#I826093 - Fixed an issue where table column width changes were not synchronized between users.
#I831713 - Fixed an issue where Page Down stopped scrolling after a page break.
#I820649 - Resolved an issue where the chart component was undefined when using individual scripts.
#I831694 - Fixed an issue where text following a bookmark retained an incorrect style.
#I818773 - Fixed an issue where numbered lists in PART sections continued incorrectly.
#I765588 - Improved performance by resolving a typing lag issue in the document editor.
#I810141 - Fixed an issue where table content overlapped when opening the document in the document editor.
#I783846 - Fixed an issue where the header spacing and alignment were incorrect relative to the body content in the document.

Test Results

Component Name Platform Test Cases Passed Failed Remarks
Calculate Library .NET 145 145 0 All Passed
DOCX Editor Blazor 1985 1985 0 All Passed
DOCX Editor Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 5231 5231 0 All Passed
Excel Library .NET 37994 37994 0 All Passed
Metafile Renderer .NET 897 897 0 All Passed
PDF Library .NET 14065 14065 0 All Passed
PDF Viewer .NET MAUI 15368 15368 0 All Passed
PDF Viewer Blazor 16532 16532 0 All Passed
PDF Viewer Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 21897 21897 0 All Passed
PDF Viewer Windows Forms 209 209 0 All Passed
PDF Viewer WPF 3040 3040 0 All Passed
PowerPoint Library .NET 54547 54547 0 All Passed
Spreadsheet Blazor 4167 4167 0 All Passed
Spreadsheet Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 10883 10883 0 All Passed
Spreadsheet WPF 2716 2716 0 All Passed
Word Library Java 4079 4079 0 All Passed
Word Library .NET 41081 41081 0 All Passed