Customize the error messages shown for the email and name input fields for OptinMonster when using any native Email Service Provider integration. Can be used to translate the message shown as well.

om-custom-error-messages.js

jQuery(document).ready(function($){
  jQuery(document).on('OptinMonsterBeforeShow', function(event, props, object) {
    object.setProp('email_error', 'Replace this text with your custom email field error message');
    object.setProp('name_error', 'Replace this text with your custom name field error message');
  });
});