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Can Catalina read from and write to a Raid 1 Disc?

I have several Raid 1 external HDs, as well as some regular HDs. I believe Catalina has removed the OS ability to format or repair a Raid HD. But, can Catalina at least read from and write to a Raid 1 HD?

Mac Pro, macOS 10.12

Posted on Dec 12, 2019 1:03 PM

Top-ranking reply

Jeremyt33

Community Specialist

Posted on Dec 16, 2019 8:30 PM

Hiya Stephen Souza1,

Thanks for reaching out in the Apple Support Communities. It sounds like you're wanting to know if macOS Catalina can read or write to RAID 1. I’m happy to provide you with some insight. If you are looking to work with your RAID array in Catalina, you may find the following articles helpful:

Create a disk set using Disk Utility on Mac - Apple Support

Repair a disk in a mirrored disk set using Disk Utility on Mac - Apple Support

Take care!

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Can Catalina read from and write to a Raid 1 Disc?

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