Adding a request as per the link below: http://www.telerik.com/forums/javascript-intellisense-option-missing-in-vs-2017 Admin update: Here are links to updated documentation that explains how to use JavaScript intellisense in VS 2017 - https://docs.telerik.com/devtools/aspnet-ajax/general-information/integration-with-visual-studio/how-to-use-javascript-intellisense-for-the-telerik-controls - https://docs.telerik.com/devtools/aspnet-ajax/general-information/using-jquery/jquery-intellisense