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I just purchased a WD Passport ultra hard drive. Box says for windows but can be reformatted for mac. Use disc utility to erase and format to journalled. 3/4 way through it fails. Now it will not mount. Please help.

I just purchased a WD Passport ultra hard drive. Box says for windows but can be reformatted for mac. Use disc utility to erase and format to journalled. 3/4 way through it fails. Now it will not mount. Please help.

iMac, macOS High Sierra (10.13.3), mid 2011

Posted on Feb 27, 2018 5:29 PM

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Posted on Feb 28, 2018 12:45 PM

Try resetting the SMC.

How to reset the System Management Controller (SMC) on your Mac - Apple Support

I have one of those drives from 2 years ago and it's fine. I just ordered a new one. I'll find out Thursday if there's a problem with the newer model.

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I just purchased a WD Passport ultra hard drive. Box says for windows but can be reformatted for mac. Use disc utility to erase and format to journalled. 3/4 way through it fails. Now it will not mount. Please help.

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