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However, threats from for-profit malware hidden in apps or tainted downloads quadrupled in 2019 according to a USA Today report. Traditional malware such as viruses and worms are still minimal to non-existent. Today’s macOS is under increased threat from malware and bad actors.Its most recent macOS Monterey 12.0.1 installer weighs in at about 12 GB - nearly triple in size. The OS X Lion 10.7 installer was about 4.72 GB. The size of its Mac operating system installers has grown considerably over those 10 years too.It released Mac OS X Lion (10.7) in 2011 and every year since has released a new major version.
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Apple has been on a 1-year major release cycle for its Mac operating system for the past 10 years.
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