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Include external jQuery for Telerik prior to version 2026 Q1

Updated on Feb 18, 2026

Environment

Product	Telerik UI for ASP.NET AJAX
Version	All versions before 2026 Q1

Description

Instructions to include external jQuery for Telerik UI for ASP.NET AJAX components prior to verion 2026 Q1.

This article also answers the following question:

How can I include an external jQuery for Telerik UI for ASP.NET AJAX before version 2026 Q1?

Solution

To include an external jQuery for Telerik UI for ASP.NET AJAX versions before 2026 Q1:

Load the jQuery script in the <head>
Disable the Embedded jQuery using one of the following options:
- Set the EnableEmbeddedjQuery property of the RadScriptManager to false.
- Add <add key="Telerik.ScriptManager.EnableEmbeddedjQuery" value="false"/> to the <appSettings> element in the web.config.
Reference the following scripts in this exact order RadScriptManager in this order:
1. Telerik.Web.UI.Common.Core.js - Initializes Telerik client objects
2. Telerik.Web.UI.Common.jQueryExternal.js - Assigns jQuery to Telerik client objects and clears the globals to remove conflicts.
3. Telerik.Web.UI.Common.jQueryInclude.js - Assigns jQuery aliases to globals (window.jQuery and window.$).

Example

ASP.NET

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="Default" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Telerik UI for ASP.NET AJAX Web Application</title>
    <%-- Load the jQuery in the head --%>
    <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
</head>
<body>
    <form id="form1" runat="server">
        <%-- Set the EnableEmbeddedjQuery property to false --%>
        <telerik:RadScriptManager ID="RadScriptManager1" runat="server" EnableEmbeddedjQuery="false">
            <Scripts>
                <%-- Reference the Script dependencies --%>
                <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.Core.js" />
                <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQueryExternal.js" />
                <asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQueryInclude.js" />
            </Scripts>
        </telerik:RadScriptManager>
    </form>
</body>
</html>

Demo video