I have a 13" Apple MacBook Pro made in 2015. I cannot add/delete hard disks as backup disks. Any help will be appreciated. I am using the latest Mac O 10.13.6. I have already tried the mac help on my computer. That has not helped.

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I have a 13" Apple MacBook Pro made in 2015. I cannot add/delete hard disks as backup disks. Any help will be appreciated. I am using the latest Mac O 10.13.6. I have already tried the mac help on my computer. That has not helped.

Thanks.

Sam

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MacBook Pro, OS X El Capitan (10.11.4), 8GB memory

Posted on Oct 5, 2018 9:59 PM

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Answer 1

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dialabrain

Level 10

122,723 points

Oct 9, 2018 8:33 AM in response to Samalamos

What kind of disks are you trying? If you are using Time Machine they have to be formatted as HFS+.

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Answer 2

Samalamos Author

Level 1

4 points

Oct 9, 2018 2:25 PM in response to Samalamos

Thank you.

That was not the problem in my case.

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Answer 3

dialabrain

Level 10

122,723 points

Oct 9, 2018 2:29 PM in response to Samalamos

You're welcome. So, how are they formatted? What kind of drives?

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I have a 13" Apple MacBook Pro made in 2015. I cannot add/delete hard disks as backup disks. Any help will be appreciated. I am using the latest Mac O 10.13.6. I have already tried the mac help on my computer. That has not helped.

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