Download Ajax Control Toolkit Zip Link

Browse to the AjaxControlToolkit.dll to populate the list with controls like CalendarExtender , Accordion , and ModalPopupExtender . ⚠️ Security & Versioning Note

Right-click the Toolbox and select (name it "AJAX Toolkit"). Right-click inside the new tab and select Choose Items . Download Ajax Control Toolkit zip

: Remember that most toolkit controls require a ScriptManager or ToolkitScriptManager on the page to function correctly. Browse to the AjaxControlToolkit

: Ensure your project targets .NET Framework 4.0 or higher , as recent versions of the toolkit do not support older frameworks. : Remember that most toolkit controls require a

The toolkit is no longer primarily distributed as a standalone .zip file from a central homepage. Instead, it is hosted and maintained through the following official channels:

: Only download the toolkit from GitHub , NuGet , or DevExpress . Avoid third-party "driver download" sites or unofficial mirrors, as these may contain outdated versions or bundled malware.