The Redirect Action can be used in order to direct a user to a specific page, such as a Thank you page, when the form is submitted.
Navigate to the Emails & Actions tab then select, Add new Action
Select the Redirect action
You can rename the redirect action by changing the Action Name.
The data in the URL field is where the user will be redirected when the redirect action is processed. Make sure that the URL is formatted correctly according to HTTPS standards. If it isn’t, your user may receive a 404 Error.
Once done, press the Done button
The action can be enabled or disabled using the toggle.