If Google Invisible reCaptcha v3 is enabled, it may not always be clear that it’s actually protecting the form. To verify that it’s working, first, make sure that the reCaptcha badge appears in the right bottom corner of the page. Please, keep in mind that the badge only appears when you submit the form:
Another way to check that the reCaptcha is working is by changing the reCaptcha score to 0.2 or 0.3:
As a result, the reCaptcha is more likely to detect a user as a bot, and you will see the following error message after trying to submit a form:
Finally, you may go to Network tab and find the request sent when the form is submitted. In the Payload tab, g-recaptcha-response should be added: