![]() ![]() The only time that we can *usually* make an exception to this is when a new full version of OS X is announced. In addition, don't expect to receive any AppleCare support for computers downgraded to previous versions of OS X. For example, there may be newer video or wireless, or other drivers available in the new operating system build than in older versions or builds. Most times there is a technical limitation for this. Apple's official position is that you cannot install an operating system version that is an older build than that came with the computer. Thanks to Steve Wood and others for beating this into my head.Īhhh… the question that keeps on giving -) It pops up whenever hardware is refreshed by Apple, or a new operating system is released. PS#2, we have rolled back every model that we've received (excluding the models that were introduced last week) to 10.7.5 with no issues.we're talking several hundred multimedia production folks. You'll just need to protect your Apple SEs and Reps by not involving them whatsoever. :)Īpple is always going to take the "You're not allowed to do that" or "We don't support that", depending on your SE or Rep, but the reality is a model can be rolled back.just have to understand what to look for. Or go to back further, MacBook Pro (Retina, Mid 2012) originally shipped with 10.7.4, so your 10.7.5 build should work fine as long as you applied the combo updater to it. You can safely roll back as far as the "Original Mac OS X included" version listed for the specific need to go up one dot-revision since the "Original Mac OS X included" version is typically a unique build.Īpple KB HT1159 was updated last week, so it includes the MacBook Pro (Retina, 13-inch, Late 2012) model, showing it shipped with 10.8.1 originally.SO.in this example you will need a 10.8.2 build that included the Combo Updater. The key is knowing how far back you can go.
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