967      iPhone_iPad_Mac_apple

Factory Reset Error

Hi,

I am trying to factory restore my iMac 2012. I am using cmd + R to bring up menu when i go to disk utility and click erase it says unmounting failed.

Any ideas how to solve this

Perhaps try this as a step first...

What to do before you sell or give away your Mac - Apple Support

最後更新：2017-08-28 22:20:37

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