Global form validation rule not working

Your global form validation rule is setup/active in Admin, and the rule is enabled on the form, but the rule isn't working.

Your global form validation rule is setup/active in Admin, and the rule is enabled on the form, but the rule isn't working (emails that should be blocked can still submit)

Admin

Check the rule in Admin > Global Form Validation Rules and confirm that there is no '@' prepended to the email domains.

The domains should look like the below:

'gmail.com, outlook.com, acme.org...'

Instead of:

'@gmail.com, @outlook.com, @acme.org..."

'@' referenced in the domain name within the validation rule.