Is this a scam?

➢ Recognize and avoid phishing messages, phony support calls, and other scams.

You're welcome.

You see lots of that kind of pop ups when you search around on the internet. Common to them all is that it is SCAM. It is simply not possible for a website to scan your iPhone, and detect viruses and other errors. It simply does not exist.

Yes, it is definitely a scam. DO NOT CLICK ON PROTECT CONNECTION, Close the website and clear your browser history. Then everything is good.