Emails from form not being sent

Our webflow contact form is not sending submission emails. If we have the submissions go to an outside address, like to a gmail or yahoo account, it won’t receive it. If we have it go to our web email we won’t receive any to our Outlook mail, BUT we will receive it in our web-based email program (for The submissions are showing in the submission data. None of the FAQs have helped. Any ideas?

Thank you.

Here is my site Read-Only: LINK
(how to share your site Read-Only link)