Add AjaxSpellCheck in RadEditor WebPart
Telerik Web Parts for SharePoint 2010 last build was R1 2023 SP2 and is discontinued since then.
To enable the AjaxSpellCheck tool, you need to modify the ToolsFile.xml which is located in the following folder:
/Program Files/Common Files/Microsoft Shared/web server extensions/wpresources/RadEditorSharePoint/126.96.36.199**1f131a624888eeed/Resources/
and add the following tool:
To enable the AjaxSpellCheck tool in List (Blog) scenario, open the ListToolsFile.xml file and add the following tag: