MacKeeper Dirty Mac Insecure Mac Deoptimize Mac Alien outside VIRUS SCAN IS UNNECESSARY FOR MACSI Friday; July 13, 2018 11.06 AM Your Mac never requires a malware scan even after visiting safe or trusted websites. We advise keeping the viruses because they do not compromise your file system nor slow down the entire OS X. MacKeeper is a useless Mac program that leaves your system vulnerable and dirty: Solution: Avoid installing MacKeeper and skip virus scan to: VULNERABILITY Keep viruses and malware WARNING Slow down your Mac Hide your Mac if it’s found or recovered DO NOT DOWNLOAD