Therefore, users are encouraged to contact Apple Support center via the telephone number (' +1-84') provided. The infection must be eliminated immediately. This error message states that the system is infected with high-risk malware. As well as causing redirects, potentially unwanted applications record sensitive information and deliver intrusive advertisements. Most visitors arrive at these sites inadvertently - they are redirected by potentially unwanted applications (PUAs) or intrusive ads delivered by other rogue sites.
This error message is displayed by a number of deceptive websites. 'MAC OS Is Infected With Spyware' is another fake error message that shares similarities with Website You Visited Infected Your Mac With A Virus, You Mac May Be Infected By A Virus!, Mac OS Security, and many others.