Apple.com-mac-optimization.live scary notifications come up when your Mac is infected with certain adware. The aim of all adware is to force you wasting your money, without rendering any decent products or services. Sometimes adware is in charge or producing various intrusive pop-up ads leading to dangerous web sites. In many cases adware uses scary techniques to trick users through fake technical support or custom service pop-up scam. Fake alerts from apple.com-mac-optimization.live web site are the example of such scam. To be more specific, their main mission is to make you download and install certain PUP (potentially unwanted program).