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Do I need to back up my Mac before updating? Does the time machine back it up in the computer somehow?

Do I need to back up my IMac before updating. Does the time machine back up on computer or do I need external storage?

Posted on Mar 16, 2021 11:36 AM

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Posted on Mar 16, 2021 12:08 PM

You should always back up before upgrading.

You need external storage.

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