Syncfusion Essential Studio Windows Forms

A comprehensive UI controls package for WinForms.

Published by Syncfusion
Distributed by ComponentSource since 2002

Version: 2026 Volume 1 SP1 (33.2.5) NEW Updated: May 5, 2026 5.00 Star Average Review5.00 Star Average Review5.00 Star Average Review5.00 Star Average Review5.00 Star Average Review (4)

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

Syncfusion Essential Studio Windows Forms Releases

Released: Oct 4, 2023

Updates in 2023 Volume 3 (23.1.39)

Fixes

  • DocIO
    • The NullReferenceException will no longer be thrown while converting a Word document with floating item to PDF.
    • Hyperlink for the headings is now working properly while converting a Word document to PDF.
    • Frame is now positioned properly while converting a Word document to PDF.
    • Footer content is now preserved properly while converting a Word document with a rotated and auto-fit textbox to PDF.
    • The ArgumentException will no longer be thrown while executing mail merge with a SQL...
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Released: Sep 15, 2023

Updates in 2023 Volume 3

Features

  • Microsoft Excel Library
    • What-If Analysis with Scenario Manager - The Excel (XlsIO) library now supports the scenario manager in what-if analysis. This allows you to create scenarios with different sets of values for specific cells in the worksheet, and then apply those scenarios to see how the results change. Users can do the following using the scenario manager:
      • Create scenarios with different sets of values and apply them to view the forecast results.
      • Protect or hide the scenarios to...
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Released: Sep 5, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • DocIO
    • List number is now preserved properly while converting a DOCX format document to HTML.
    • Section column width is now preserved properly while converting a DOCX format document to PDF.

Released: Aug 8, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • DocIO
    • Header row in floating table is now preserved properly on each page while converting a Word document to PDF.
    • Sequence field is now updated properly while calling UpdateDocumentFields API.
    • Reference field is now updated properly while calling UpdateDocumentFields API.
  • Spreadsheet
    • The InvalidOperationException will no longer be thrown when resizing the column header in Spreadsheet.
  • XlsIO
    • Table border is now copied properly from source to destination worksheet while using IRange.CopyTo...
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Released: Aug 2, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • Calculate
    • The XIRR formula will return the correct calculated value when the argument contains an empty string.
    • The SMALL, MAX, and ISNUMBER formula will return the correct results when the formula contains the named ranges.

Released: Jul 27, 2023

Updates in 2023 Volume 2 SP1

Features

  • PDF
    • Added support for extracting 'OCSP' and 'CRL' certificates, along with their validity, from embedded timestamps during digital signature validation.
    • Added support for removing the specified key from document information in existing PDF documents.
  • PdfViewerControl
    • Breaking Changes - The SfPdf engine is no longer supported. RenderingEngine is marked as obsolete. By default, PDFium engine will be used. So, avoid setting the RenderingEngine property for the PDF Viewer control.
  • DataGrid...
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Released: Jul 18, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • DocIO
    • Unknown field result is now preserved properly while converting a Word document to PDF.
    • Hanging issue will no longer occurs while converting a Word document to PDF.
    • Table is now preserved properly while converting a Word document to PDF.
  • SfForm
    • Now, Mouse Events trigger properly in SfForm.
  • XlsIO
    • Table with no header and filter button is now copied properly to a new range.

Released: Jul 11, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • XlsIO
    • Pivot line chart being created as a pivot line chart with markers issue is resolved.
    • Images are sorted properly along with data while sorting a worksheet range.

Released: Jul 4, 2023

Updates in Syncfusion Essential Studio Windows Forms

Fixes

  • DocIO
    • The ArgumentOutOfRangeException will no longer be thrown while calling Unlink() API.
    • Table is now preserved properly while converting a Word document to PDF.
    • Paragraph border is now preserved properly while converting a Word document to PDF.
    • Table is now preserved properly while converting a DOCX format document to PDF.
    • Paragraph is now preserved properly while resaving a DOCX format document.
    • Paragraphs are now preserved properly after cloning and adding a section in a document...
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Released: Jun 22, 2023

Updates in 2023 Volume 2

Features

  • DataGrid
    • Added cell and row validation for checkbox columns.
  • DateTimePicker
    • Added tooltip support - This feature allows users to display more information and valuable hints when the pointer hovers over the control.
  • Diagram
    • Connector improvement - This feature allows users to draw connectors that automatically adjust their route to avoid any interference with the end nodes.
  • Microsoft Excel Library
    • Excel-to-Image conversion enhancement - The Excel-to-image converter now supports the...
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