The first one has come up on 3 days. Not the poor English "You computer...) The second one only today. It is not Apple's phone number. I called Apple and they didn't know what to do with it. I did have a CLEAN Malwarebytes. Anyone else getting these? I have a MacBook Pro. Mojave 10.14.6
hi, this may be caused by malvertising (malicious ads that redirect you to those fake pages that are placed on otherwise legitimate sites). you could try installing an adblocking addon like https://addons.mozilla.org/firefox/addon/ublock-origin/ against this nuisance...