170      iPhone_iPad_Mac_apple

how do I do a complete diagnostic on  my imac

how do I perform a complete diagnostics on  my iMac.

https://support.apple.com/en-us/HT201257

Better diagnostics at the Genius Bar if you local Apple Store

Software would be to run EtreCheck

Http://EtreCheck.com

And post the EtreCheck results here

最后更新：2017-10-08 15:08:18

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