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Q: what is the newest os i can upgrade my macbook to
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Jan 3, 2016 6:12 AMby Niel,HelpfulChoose About this Mac, check the processor, click on More Info, and then find the model identifier.
A Core Duo Mac can’t be upgraded past 10.6.8.
A Core 2 Duo MacBook with a model identifier below MacBook5,1 can’t be upgraded past 10.7.5. The MacBook5,1 and above can be upgraded to El Capitan.
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Jan 3, 2016 6:59 AMby Eric Root,Check to make sure your applications are compatible. PowerPC applications are no longer supported after 10.6.
Applications Compatibility (2)
El Capitan 10.11 Compatibility information
Do a backup before installing, preferable 2 backups on 2 different drives.
