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Essential Studio® for Document Processing - v33.2.4 Release Notes

v33.2.4
April 28, 2026
Test Results: 234828 Success , 0 Failure

PDF Viewer

Web PDF Viewer (Javascript, Angular, React, Vue, ASP.NET Core & MVC)

Bug Fixes

  • #I824790 - Resolved an issue where the showToolbarItem method did not work for custom toolbar items.
  • #I829535 - Fixed an issue where the area annotation label was not displayed after exporting and importing a document in the PDF Viewer.
  • #I830721 - Fixed an issue where the findText method did not work properly with a customer provided document.
  • #I830154 - Fixed an exception that occurred while downloading a document containing a straight line ink annotation.
  • #I831256 - Fixed an issue where form field names with underscores were not set properly when the Form Designer module was disabled.
  • #I830801 - Fixed an issue where the ink annotation was not completed properly when selecting a text markup tool while ink mode was active.

DOCX Editor

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

Bug Fixes

#F73578 - Fixed an issue where the footnote separator line always rendered left-aligned in RTL documents.
#I829025 - Resolved an issue where ribbon styles were not applied when the style icon was collapsed.
#I826799 - Fixed an issue where the document language changed from English (UK) to the local locale (English - Nigeria) after download.
#I829897 - Fixed misalignment of the text cursor caused by the Page Number button in the Header & Footer tab.
#I824705 - Resolved corrupted rendering when enableSelection was used in React DocumentEditor read-only mode.
#I830170 - Fixed an issue where text moved out of the content control on pressing Enter and could not be deleted or edited.
#I829697 - Fixed truncation of labels in the Format Picture tab when using the Italian locale in ribbon mode.
#I821272 - Fixed table layout misalignment after copying and pasting content within cells and reopening the document.
#I821118 - Resolved an issue where the Document Editor became unresponsive when opening a file.
#I800755 - Fixed an issue where page numbers were not preserved during PDF conversion.
#I817069 - Fixed text overlapping with the paragraph mark when deleting a line break.
#I829081 - Fixed an issue where the table background gradient option had no effect on table appearance.
#I827240 - Resolved an exception that occurred when serializing Group content controls on the server side.
#I819564 - Fixed an issue where spell-check replacements were not reflected in the document text.

Blazor DOCX Editor

Bug Fixes

#F73578 - Fixed an issue where the footnote separator line always rendered left-aligned in RTL documents.
#I826799 - Fixed an issue where the document language changed from English (UK) to the local locale (English - Nigeria) after download.
#I824705 - Resolved corrupted rendering when enableSelection was used in React DocumentEditor read-only mode.
#I830170 - Fixed an issue where text moved out of the content control on pressing Enter and could not be deleted or edited.
#I821272 - Fixed table layout misalignment after copying and pasting content within cells and reopening the document.
#I821118 - Resolved an issue where the Document Editor became unresponsive when opening a file.
#I800755 - Fixed an issue where page numbers were not preserved during PDF conversion.
#I817069 - Fixed text overlapping with the paragraph mark when deleting a line break.
#I829081 - Fixed an issue where the table background gradient option had no effect on table appearance.
#I827240 - Resolved an exception that occurred when serializing Group content controls on the server side.
#I819564 - Fixed an issue where spell-check replacements were not reflected in the document text.

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) 5230 5230 0 All Passed
Excel Library .NET 37993 37993 0 All Passed
Metafile Renderer .NET 897 897 0 All Passed
PDF Library .NET 14060 14060 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) 10882 10882 0 All Passed
Spreadsheet WPF 2716 2716 0 All Passed
Word Library .NET 41081 41081 0 All Passed
Word Library Java 4079 4079 0 All Passed