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HT1443: What is an OS X reference release?

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HT1443 Mac OS 10.4.11

443 Views 1 Reply Latest reply: Jul 26, 2013 12:08 AM by stevejobsfan0123 RSS
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Jul 26, 2013 12:05 AM

I have version Mac OS 10.4.11 (2007) - how do I upgrade to the current version?

Will the upgrade process affect my data?

MacBook, Mac OS X (10.4.11)


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