Syncfusion Essential Studio Document SDK Releases
Released: Apr 14, 2026
Updates in 2026 Volume 1 (33.1.49)
Fixes
- Word Library
- .NET Word Library
- The ArgumentOutOfRangeException will no longer be thrown due to multiple continuous break while converting Word document to PDF.
- Numbered lists within fields are now preserved correctly during Word to PDF conversion.
- Watermark height is now preserved properly during DOCX to PDF conversion on the .NET Framework.
- Hyphenation enabled split text range width is now properly applied while converting Word to PDF.
- Decimal tab with multiple paragraphs is now preserved...
Released: Apr 7, 2026
Updates in 2026 Volume 1 (33.1.47)
Fixes
- PDF Library
- .NET PDF Library
- Fixed an issue causing the OrderFormFields API to incorrectly preserve the tab order of PDF form fields.
- JavaScript PDF Library
- Addressed an issue with incorrect retrieval of form field names in a specific PDF document.
- Resolved an issue where the signature was not preserved correctly after flattening the PDF document.
- Resolved an issue that caused PDF corruption during the redaction process for a specific document.
- Resolved an issue where the checkbox form...
Released: Mar 31, 2026
Updates in 2026 Volume 1 (33.1.46)
Fixes
- Web PDF Viewer (Javascript, Angular, React, Vue, ASP.NET Core & MVC)
- Fixed an issue where the browser default print dialog appeared even when enablePrint was set to false while the PDF Viewer was in focus.
- Resolved an exception that occurred when printing a PDF in Microsoft Edge with the AlwaysOpenPdfExternally policy enabled.
- Fixed an issue where Free Text annotation bounds were incorrectly exported after updating bounds using the editAnnotation method.
- Resolved an issue where the...
Released: Mar 24, 2026
Updates in 2026 Volume 1 (33.1.45)
Features
- PDF Library
- .NET PDF Library
- Optimized the PDF library by removing the thread-static variable and enforcing proper font resource disposal.
- Added support for adding, modifying, and removing page-level actions in PDF documents.
- JavaScript Library
- Added image redaction support.
- Added support for embedding timestamps in PDF documents.
- Added date-field action support to text box fields.
- Enhanced the JavaScript PDF library with a new API to create fonts from embedded fonts in various sizes...
Released: Mar 16, 2026
Updates in 2026 Volume 1 (33.1.44)
Features
- New Control
- Smart Data Extractor (preview) - Introducing a high-performance, deterministic C# library that extracts complete document structures from PDFs and images. Designed for .NET workflows, it analyzes visual layout lines, boxes, labels, and alignment to locate and extract elements such as table structure, text elements, images, headers, footers, and form fields with per-field confidence scores for immediate review, export, or integration. Key features:
Released: Mar 10, 2026
Updates in 2025 Volume 4 SP1 (32.2.9)
Fixes
- PDF Library
- .NET PDF Library
- Resolved an issue that caused a KeyNotFoundException when flattening PDF form fields.
- Fixed an issue where PDF documents became corrupted after calling DrawPdfTemplate.
- Fixed an issue where text was not properly redacted in certain PDF files.
- Resolved the issue where the flattened annotation was placed incorrectly in the PDF.
- Resolved an issue where the XMP ConformanceLevel displayed underscores instead of the expected space-separated label.
- Resolved an issue...
Released: Mar 3, 2026
Updates in 2025 Volume 4 SP1 (32.2.8)
Fixes
- PDF Library
- .NET PDF Library
- Fixed an issue where the PDF failed to load after the web page was refreshed.
- Fixed excessive memory usage in DrawString when rendering RTL text.
- Fixed an issue where saving a PDF took excessive time when IncrementalUpdate was set to false.
- JavaScript Library
- Fixed an issue where free text annotations overlapped their annotation borders.
- Word Library
- .NET Word Library
- Hanging issue will no longer occur for nested table with longer word while converting a Word...
Released: Feb 24, 2026
Updates in 2025 Volume 4 SP1 (32.2.7)
Fixes
- PDF Library
- .NET PDF Library
- Resolved an issue where TextLine width was not updated correctly during text extraction.
- Resolved missing characters when converting a specific PDF to PDF/A.
- Resolved an issue where spacing was not preserved during PDF text extraction.
- Resolved an issue that caused metadata to become null after saving the PDF document.
- Fixed an issue where a visual artifact appeared while rendering a PdfLoadedRadioButtonListField with a selected value.
- Resolved an issue where...
Released: Feb 17, 2026
Updates in 2025 Volume 4 SP1 (32.2.5)
Fixes
- PDF Library
- .NET PDF Library
- Fixed an issue causing improper redaction when the stream contained hex-encoded text.
- Resolved a Target of Invocation exception thrown while running OCR on .NET 8.0 (Windows).
- Resolved a NullReferenceException thrown while converting PDFs to PDF/A conformance.
- Fixed an issue causing preservation failures during PDF to PDF/A conversion.
- Word Library
- .NET Word Library
- The NullReferenceException will no longer be thrown when comparing a DOCX document which...
Released: Feb 11, 2026
Updates in 2025 Volume 4 SP1 (32.2.4)
Fixes
- PDF Library
- .NET PDF Library
- Resolved an issue that caused the application to hang during grid rendering in PDF.
- Resolved an issue where the original content stream was retained but remained unused after redaction.
- Fixed an issue that caused a conformance failure when adding tagged fields required for PDF/A‑2a compliance.
- Fixed an issue where text was rendered incorrectly after converting documents to PDF/A format.
- Fixed a performance issue and resolved an exception that occurred when...
