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User profile for user: davidb2211
davidb2211 Author
User level: Level 1
8 points

My MacBook recognizes my new external hard drive, but Time Machine does not. I can't choose it as a backup. Any thoughts?

My MacBook recognizes my new external hard drive, but Time Machine does not. I can't choose it as a backup. Any thoughts?

Posted on Sep 26, 2021 7:52 AM

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User profile for user: leroydouglas
leroydouglas
Community+ 2024
User level: Level 10
188,688 points

Posted on Sep 26, 2021 7:57 AM

davidb2211 wrote:

My MacBook recognizes my new external hard drive, but Time Machine does not. I can't choose it as a backup. Any thoughts?


All new drives need to be formatted...

Back up your Mac with Time Machine


Format Time Machine Disk:

https://support.apple.com/guide/mac-help/types-of-disks-you-can-use-with-time-machine-mh15139/mac


Erase and reformat a storage device in Disk Utility on Mac

https://support.apple.com/guide/disk-utility/erase-and-reformat-a-storage-device-dskutl14079/20.0/mac/11.0


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User profile for user: leroydouglas
leroydouglas
Community+ 2024
User level: Level 10
188,688 points

Sep 26, 2021 7:57 AM in response to davidb2211

davidb2211 wrote:

My MacBook recognizes my new external hard drive, but Time Machine does not. I can't choose it as a backup. Any thoughts?


All new drives need to be formatted...

Back up your Mac with Time Machine


Format Time Machine Disk:

https://support.apple.com/guide/mac-help/types-of-disks-you-can-use-with-time-machine-mh15139/mac


Erase and reformat a storage device in Disk Utility on Mac

https://support.apple.com/guide/disk-utility/erase-and-reformat-a-storage-device-dskutl14079/20.0/mac/11.0


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My MacBook recognizes my new external hard drive, but Time Machine does not. I can't choose it as a backup. Any thoughts?

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