How to Remove Offer.freegivaways-cm.xyz Pop-up Ads?

This website hijacked my browser and resetting will not clear it nor can I turn it off or remove it in anyway. My Defender is on and doesn't log it. What is it and how can I remove it. It seems to be targeting Microsoft's Edge browser.

What is Offer.freegivaways-cm.xyz?

Offer.freegivaways-cm.xyz is a scam popup that often appears if your computer is infected by adware or potentially unwanted programs. Once inside, this popup will compromise the web browsers installed on your computer, such as IE, Chrome, Firefox and many others. And then your online activity will be completely disturbed.