Jasdelta Author

Level 1

19 points

Formatting TM with MacOS Catalina ?

Does a TM external drive using MacOS Catalina have to be formatted in APFS, or Mac OS Journeled?

I just upgraded my OS and I am getting backup failed errors.

Posted on Dec 28, 2019 12:56 PM

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2 replies

Level 6

13,235 points

Dec 28, 2019 1:15 PM in response to Jasdelta

AFAIK, Time Machine can't use APFS.

See: Types of disks you can use with Time Machine on Mac - Apple Support

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Jasdelta Author

Level 1

19 points

Dec 28, 2019 3:11 PM in response to Jasdelta

Thanks for your help.

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Formatting TM with MacOS Catalina ?

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