Hello, Eleni,
The mentioned popup on the Shop page can be ignored, because this doesn’t create problems. To confirm it, you can contact the support of the plugin that shows this popup – https://prnt.sc/Ef7xztlwK8W_
If you have any additional questions or concerns, please do not hesitate to reach out to us. Our support team is always available to assist you.
Kind Regards,
8theme team