Released: Jan 21, 2026

2025 Q4 (2025.4.1321) での更新項目

機能

• Common:
  • Starting with the upcoming Q2 2026 releases, the following legacy themes will no longer be supported for new controls: Desert, Aqua, Breeze, Windows 7, Office 2007 (Black/Silver), Office 2010 (Black/Blue/Silver), Office 2013 (Light/Dark). Support for existing controls using these themes will remain unchanged.
  • Updated Telerik Document Processing Library (DPL) version to 2025.4.1319.
  • Updated minimum required Telerik Licensing version to 1.6.36.
• RadGridView:
  • Added an option to select columns using checkboxes in the Column Chooser.
  • Improved sorting performance.
• RadVirtualGrid:
  • Added a new sorting mode that disables the NoSort option.

不具合の修正

• RadMaskedEditBox:
  • Fixed issue where DoubleClick event is not raised.
• RadMultiColumnComboBox:
  • Fixed issue where the height of the grid in the popup becomes larger when it contains only one row.
• RadPdfViewer:
  • Fixed issue where document hyperlinks do not scroll the page to their specified locations.
• RadRichTextEditor:
  • Fixed issue where the BackColor property does not work in Web Layout mode.
• RadTreeView:
  • Fixed issue where nodes disappear from the hierarchy when expanding another node and scrolling with the mouse wheel.
• RadVirtualGrid:
  • Fixed issue where AddNewRow is not visible when the RowCount == 0.
• TPF:
  • Fixed issue where a NullReferenceException is thrown during EndUpdate() under heavy Garbage Collector activity.
• TPF Designtime Support:
  • Fixed issue regarding double serialization of the text and image properties in RadButton and RadLabel controls.