Essential Studio for WinUI Release Notes

v30.1.42

July 29, 2025

DocIO

I745124 - Document protection will no longer be disabled when an incorrect password is used with any protection option.
I744374 - Header content is now preserved properly when resaving a DOCX document.
I748803 - Tabs are now preserved properly after calling the AppendHTML API.
I749728 - The ArgumentOutOfRangeException will no longer be thrown during a mail merge with RemoveEmptyGroup enabled.
I745681 - Mail merge records is now executed properly when performing group mail merge with LIKE/NOT LIKE operators.
FB68517 - “FrutigerNext LT LightCn” and “FrutigerNext LT MediumCn” fonts are now preserved properly while converting a Word to PDF in Linux.

I736822 - Corrected an issue where annotations were not properly redacted in the PDF document.
I742502 - Resolved an exception that was thrown when merging a PDF containing form fields.
I736840 - Resolved an issue by analyzing opportunities to improve compression performance.
I738378 - Fixed an issue where the form fields were not updated correctly after inserting the external document into the PdfLoadedDocument.
F197018 - Resolved an issue where resources were not removed from the PDF even after pages were deleted from the document.
I745197 - Fixed an issue where the position of the radius annotation was incorrect after flattening.
I688368 - Resolved an issue that prevented exceptions from being thrown while loading a corrupted document.

I747597 - The NullReferenceException will no longer be thrown while opening a PowerPoint presentation with custom slide layout path.

#I744950 - Cell templates of GridTemplateColumn will now be properly updated while scrolling the SfDataGrid when a CellTemplateSelector is provided.
#I746249, #I748224, #748274 - Null checks have been added in GridFilterControl to prevent potential NullReferenceException.

\I746377 - Now, the unexpected input “k” will not be accepted in SfNumberBox when NumberKeyLock is pressed.

Component Name	Test Cases	Passed	Remarks
SfCalendar	114	114	All Passed
SfCalendarDatePicker	130	130	All Passed
SfCalendarDateRangePicker	174	174	All Passed
SfCartesianChart	1344	1344	All Passed
SfKanban	835	835	All Passed
SfLinearGauge	1184	1184	All Passed
SfRadialGauge	397	397	All Passed
SfRangeSlider	149	149	All Passed
SfScheduler	1099	1099	All Passed
SfSlider	139	139	All Passed
DocIO	16352	16352	All Passed
Metafilerenderer	863	863	All Passed
PDF	12737	12737	All Passed
Presentation	54266	54266	All Passed
XlsIO	17269	17269	All Passed