Security Update = Security updates contain very important patches to vulnerable parts of the system.NOTE: Model specific updates will usually get rolled into the next 'Combo' update. MacBook Pro Software Update 1.4 for MacBook Pro (Early 2011 model).

iMac Graphics Update for iMac (Late 2013 and Retina models).Examples of model specific software updates include: Model Specific = If a new Mac gets released before the next OS update and there are significant software updates available for that particular model, or there is a specific fix for an Apple product prior to the next available combo update, Apple may release a 'Model Specific' software update.NOTE: System specific updates will usually get rolled into the next 'Combo' update. OS X 10.7.1 update for Mac mini / MacBook Air (Mid 2011 models).Mac OS X 10.6.7 update for iMac (Early 2011 models).Mac OS X 10.6.7 update for MacBook Pro (Early 2011 model).

Examples of system specific updates include:

System Specific = If a new Mac gets released just before/after an OS update then Apple may release a 'System Specific' macOS / OS X / Mac OS X system update.

Types Of macOS / OS X / Mac OS X System Updates There are actually four different types of macOS / OS X / Mac OS X System Updates. MacOS / OS X / Mac OS X System Updates Explained Article ID = 38Īrticle Title = macOS / OS X / Mac OS X System Updates ExplainedĪrticle Last Updated = 10th December 2015Įxplanation of the different ways of updating the macOS operating system macOS / OS X / Mac OS X System Updates

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