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Time Machine backup problem

My backup starts OK but then then stops. Message says backup disc was not ejected properly. Happens repeatedly. Mac keep thinking the backup disk has been ejected .

MacBook Air 11″, macOS 11.1

Posted on Dec 30, 2020 9:08 AM

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Question marked as Best reply

Posted on Dec 30, 2020 9:18 AM

4LTechU wrote:

My backup starts OK but then then stops. Message says backup disc was not ejected properly. Happens repeatedly. Mac keep thinking the backup disk has been ejected .


You can always try a different port, different cable.


If no resolve I suspect the drive, enclosure is failing.



Learn more about backup disks that you can use with Time Machine —https://support.apple.com/kb/HT202784



Erase and reformat a storage device in Disk Utility on Mac

https://support.apple.com/guide/disk-utility/erase-and-reformat-a-storage-device-dskutl14079/19.0/mac/10.15




If you need to create a new backup from Mac—

https://support.apple.com/guide/mac-help/if-you-need-to-create-a-new-backup-mh34042/11.0/mac/11.0


Transfer Time Machine backups from one backup disk to another

https://support.apple.com/en-ca/HT202380

1 reply
Question marked as Best reply

Dec 30, 2020 9:18 AM in response to 4LTechU

4LTechU wrote:

My backup starts OK but then then stops. Message says backup disc was not ejected properly. Happens repeatedly. Mac keep thinking the backup disk has been ejected .


You can always try a different port, different cable.


If no resolve I suspect the drive, enclosure is failing.



Learn more about backup disks that you can use with Time Machine —https://support.apple.com/kb/HT202784



Erase and reformat a storage device in Disk Utility on Mac

https://support.apple.com/guide/disk-utility/erase-and-reformat-a-storage-device-dskutl14079/19.0/mac/10.15




If you need to create a new backup from Mac—

https://support.apple.com/guide/mac-help/if-you-need-to-create-a-new-backup-mh34042/11.0/mac/11.0


Transfer Time Machine backups from one backup disk to another

https://support.apple.com/en-ca/HT202380

Time Machine backup problem

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