I have designed a custom UI for the hosted login page by modifying the custom UI template provided through the dashboard. I know that if you are using lock you can customize the error messages by providing a
languageDictionary option. There also seems to be a way of customizing error messages on a hosted password reset page using
Is it possible to customize the error (and success) messages for login, signup and request password change if you are using a custom UI on a hosted login page?