Syncfusion Essential Studio WinUI

State-of-the-art WinUI toolkit for developing Windows apps faster.

Published by Syncfusion
Distributed by ComponentSource since 2002

Version: 2026 Volume 1 SP1 (33.2.15) NEW Updated: Jun 23, 2026

Screenshot of Syncfusion Essential Studio WinUI
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Please note that new Timed Subscription Licenses for Syncfusion Essential Studio for WinUI are available as part of Syncfusion Essential Studio Enterprise.

Syncfusion Essential Studio WinUI Releases

Released: May 27, 2025

Updates in 2025 Volume 1 SP1 (29.2.7)

Fixes

  • DocIO
    • Background color is now applied to the table cell properly while converting a Word document to PDF.
  • SfNumberBox
    • Backspace now works correctly when editing negative values with separators, after the control regains focus.

Released: May 21, 2025

Updates in 2025 Volume 1 SP1 (29.2.5)

Fixes

  • DocIO
    • The ArgumentOutOfRangeException will no longer be thrown while converting DOCX format document to PDF.
    • The NullReferenceException will no longer be thrown while saving as DOC format document with table.
    • Mapped CellContentControl is now preserved properly while resaving a DOCX format document.
    • Bookmarks are now preserved properly while resaving a DOCX format document.
    • Table header row is now preserved properly while resaving a HTML format document.
    • Document will no longer be corrupted...
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Released: May 14, 2025

Updates in 2025 Volume 1 SP1 (29.2.4)

Fixes

  • DocIO
    • Frame height is now updated properly while converting a Word document with inline content control to PDF.
    • Wrapped paragraphs are now positioned properly while converting a Word document to PDF.
    • RTL Paragraph with negative indentation is now preserved properly while resaving an RTF format document.
    • List number is now preserved in proper language while converting DOCX format document to PDF.
    • The NullReferenceException will no longer be thrown while converting a DOCX format document...
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Released: May 6, 2025

Updates in 2025 Volume 1 (29.1.41)

Fixes

  • DocIO
    • Improper paragraphs are not preserved after calling ReplaceSingleLine API.
    • Style name having special characters are now preserved properly while resaving RTF document.
    • Numbering list is now positioned properly with hyphen while converting Word document to PDF.
    • The NullReferenceException will no longer be thrown while opening a DOC format document.
    • The ArgumentOutOfRangeException will no longer be thrown while opening Strict DOCX document.
    • Justified paragraph with hyphenation is now...
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Released: Apr 29, 2025

Updates in 2025 Volume 1 (29.1.40)

Fixes

  • DocIO
    • Hanging issues will no longer occur while converting a Word document with tabs to PDF.
    • XML mapping for rich text content control is now preserved properly while resaving DOCX document.
  • PDF
    • Resolved the issue where an exception occurs when loading the accessibility level PDF document in the PAC tool.
    • Fixed the problem where an exception occurs while accessing the destination from the form field.
    • Resolved the issue of overlapping PDF grid rows when AllowHorizontalOverflow is set to...
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Released: Apr 22, 2025

Updates in 2025 Volume 1 (29.1.39)

Fixes

  • DocIO
    • The document will no longer be corrupted when resaving a DOCX file with culture-specific formatting.
  • PDF
    • Fixed an issue that occurred when loading an existing corrupted document.
    • Resolved a problem that caused the application to hang while drawing the PDF grid.
    • Addressed an out of memory exception that occurred when importing a page to a PDF document from a loaded document.
    • Corrected inaccuracies returned by the Document Analyzer when loading a PDF that contains annotations.
    • Fixed a...
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Released: Apr 15, 2025

Updates in 2025 Volume 1 (29.1.38)

Fixes

  • DocIO
    • The NullReferenceException will no longer be thrown while converting a Word document with summation equation to PDF.
    • Nested table is now preserved properly while converting DOCX to PDF.
    • Performance improved while opening a DOCX document containing fields with formatting switch.
    • The Exception will no longer thrown while opening DOCX document containing a bookmark inside Inline content control.
    • Document will no longer be corrupted while comparing DOCX documents with OLE objects...
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Released: Apr 8, 2025

Updates in 2025 Volume 1 (29.1.37)

Fixes

  • DocIO
    • Wrapped paragraphs with indentation are now positioned properly while converting a Word document to PDF.
    • The NullReferenceException will no longer be thrown while converting a Word document with empty paragraph to PDF.
    • Hanging issue is now resolved while executing mail merge after disable ClearField API.
    • Multilevel bullet list is now preserved properly while converting HTML to DOCX.
    • The ArgumentException will no longer be thrown while comparing DOCX documents.
    • Form elements are now...
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Released: Apr 1, 2025

Updates in 2025 Volume 1 (29.1.35)

Fixes

  • DocIO
    • Text surround with braces is now found properly after calling FindSingleLine API.
    • Hanging issues will no longer occur while converting a Word document to PDF.
    • The NullReferenceException will no longer be thrown while converting DOCX with field to DOC.
    • Justification is now preserved properly for math while continuously calling AppendMath API.
    • Inline formatting for text is preserved properly while converting HTML to DOCX document.
    • Nullable warning is now properly shown in DocIO .NET...
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Released: Mar 25, 2025

Updates in 2025 Volume 1 (29.1.33)

Features

  • AI AssistView
    • Stop AI response - This feature enables users to stop the AI's response generation midway, providing better control during interactions.
  • Cartesian Charts
    • Logarithmic axis enhancement - The Syncfusion WinUI Cartesian Charts control now includes logarithmic axis support, enabling clear visualization of data with large value ranges, ideal for scientific and financial applications.
  • Kanban
    • Workflow support in WinUI Kanban - Users can allow or restrict card transitions from one...
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