I tell you how to update mountain lion os to High Sierra an easy way. I was getting many errors when trying to update. First I tell you how not to do it.
- The OS X Mountain Lion v10.8.5 Update is recommended for all users running OS X Mountain Lion v10.8.5. This update: Resolves an issue that may prevent certain applications from using the FaceTime.
- OS X 10.8.5, likely the last Mountain Lion update to offer more than security fixes, patched 30 vulnerabilities in the soon-to-be-superseded Mac operating system.
- The OS X 10.8.5 Supplemental Update is recommended for all users running OS X Mountain Lion 10.8.5.
OS X 10.8 'Mountain Lion' Q&A - Updated August 31, 2012
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Which Macs are compatible with OS X 10.8 'Mountain Lion'? Which Macs are not compatible?
In the company's promo copy, Apple officially notes that the following general Macs support OS X 10.8 Mountain Lion:
- iMac (Mid-2007 or newer)
- MacBook (Late 2008 Aluminum, or Early 2009 or newer)
- MacBook Air (Late 2008 or newer)
- MacBook Pro (Mid/Late 2007 or newer)
- Mac mini (Early 2009 or newer)
- Mac Pro (Early 2008 or newer)
- Xserve (Early 2009)
Identification Help
Macos Mountain Lion 10.8.5 Updates
If you're not sure which Mac you have and need help to identify it, look it up with EveryMac.com's Ultimate Mac Lookup.
This feature makes it easy to lookup any of these Macs by the Model Identifier listed in software (select 'About This Mac' under the 'Apple' menu and click 'More Info'), its Serial Number, and a variety of other methods.
Mountain Lion Compatible Macs
More precisely than the official info, the following list of Macs support OS X Mountain Lion, provided that they have 2 GB of memory, at least 8 GB of available storage space, and are running Mac OS X 10.6.8 'Snow Leopard' or later, which includes any version of OS X 10.7 'Lion.' If you need to upgrade the RAM or storage in your Mac, EveryMac.com's Mac Upgrades section can be helpful.
However, please note that all Macs on this list are not fully compatible with OS X Mountain Lion, as many do not support the AirDrop, AirPlay Mirroring, or Power Nap features:
Of course, subsequently introduced Macs will be compatible with OS X Mountain Lion for as long as it is the current version of the operating system.
Mountain Lion Incompatible Macs
All earlier Intel-based Macs, as well as PowerPC-based Macs, are not compatible with Mountain Lion. Most notably, Apple does not support Mountain Lion on these Intel-based systems that support Lion:
Mac Os 10.8.5 Update
Unofficially, however, it is entirely possible to run Mountain Lion on many of these systems -- albeit some with limitations -- with hardware upgrades and/or software hacks.
Mac Os X 10.8 5 Update
Also see:
- What is 'AirDrop'? Which Macs are compatible with the 'AirDrop' technology?
- What is 'AirPlay Mirroring'? Which Macs are compatible with AirPlay Mirroring? Are there any 'hacks' or third-party apps to use AirPlay Mirroring on unsupported Macs?
- What is 'Power Nap'? Which Macs are compatible with Power Nap?
- How can I upgrade or 'hack' an incompatible Intel Mac to run OS X 10.8 'Mountain Lion'? Is it even possible?
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