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Level 1

4 points

Duplicate harddrives

how do I remove duplicate hard drives from my iMac with OS X Catalina. every time I reinstall I get another duplication of my hard drive

iMac with Retina 5K display, macOS 10.15

Posted on Jul 8, 2020 1:56 AM

Top-ranking reply

Level 10

91,081 points

Posted on Jul 8, 2020 2:58 AM

you have been reinstalling on top rather than erasing first. You probably have more than one Data partition.

You will have to reinstall using the Erase/reformat option and recover data from backup

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