Redirecting a user with an onSubmit client scriptIssue You may have a requirement to redirect users to an external URL after a catalog item form has been submitted on Service Portal. See the resolution section below for an example of how you can achieve this.ResolutionYou can achieve this through the following example: Navigate to your Catalog Item.Add new onSubmit Client script.UI Type - All - So it can execute on Portal as well. function function onSubmit() { // If you want redirection based on certain conditions then you can have your if-else statements here. alert("You will be redirected"); top.window.location = "https://www.google.com/ "; // Change URL Based on your requirements. //Type appropriate comment here, and begin script below}