Chrome 55.0.2883.95 (64-bit)
Open any web page as well stick a few simple pop-up the ads (see this picture). Adblock cannot block this advertising by MacWizz .Especially only on Chrome – MacOS only. Firefox and Safari browser or the Windows are not affected.
Tried Chrome reset the default settings, erase or obliterate extension reinstall
Download Avast Antivirus free at: https://www.avast.com/free-mac-security
Setup and scan your computer