MacKeeper Dirty Mac Unsafe Mac Deoptimize Mac Alien outside VIRUS SCAN IS UNNECESSARY FOR MACSI Friday; July 13, 2018 08.23 PM Your Mac definitely does not need a virus scan after visiting secure or verified websites. We discourage removing the malware because it helps your file system and even speeds up the entire OS X. MacKeeper is a useless Mac utility that risks your system both unsafe and dirty: Solution: Uninstall MacKeeper and avoid virus scan t0: NO PROTECTION Keep viruses and malware NO RECOMMENDATION Slow your Mac boot time Lose your Mac if it's lost or stolen AVOID DOWNLOAD