Add a help button

Last published : Oct 31, 2026
Add the following customization code to script.js:
CTXS.ExtensionAPI.addHelpButton(
    function onClick() {
        CTXS.ExtensionAPI.openUrl("http://www.example.com");
    }
);
Before adding the customization code:
Screenshot of toolbar without help button
After adding the customization code, here is what it looks like:
Screenshot of toolbar with help button