870      iPhone_iPad_Mac_apple

upgrade from 10.6.8 to sierra

I want to update from 10.6.8 to sierra. I'm using an iMac 27inch 10,1 late 2009. What are the steps?

Back up your data, check your applications for compatibility, click here, and download El Capitan from the Mac App Store.

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最后更新：2017-08-18 09:29:01

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