Create a form.
let form = serverWidget.createForm({
title: ‘Sample Suitelet Page’
});
Add a field.
let newField = form.addField({
id: ‘custpage_chechbox1’,
label: Check’,
type: serverWidget.FieldType.CHECKBOX,
});
Script to add field help:
newField.setHelpText({
help: “Provide the information you want to display in the field help, and it will be displayed when the user hover the field.”
})
Screenshot of Example:
Script:-

Output:-
