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You can't use APFS as a Time Machine target: https://support.apple.com/en-us/HT202784#format Time Machine drives must be HFS+. That will likely change in the future but currently it is HFS+ only.


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APFS is known to not perform well on spinning disk drives (non SSDs). Developer of Carbon Copy Cloner: An analysis of APFS enumeration performance on rotational hard drives | Carbon Copy Cloner | Bombich Software OWC/MacSales (who probably know more about Mac hardware than some people who work for Apple: Using APFS On HDDs ... And Why You Might Not Want To


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The error that your getting... Exec format error Is a response from the SATA controller (USB to SATA bridge) to diskutil that there was an error when you tried to format your drive. This points to a failing drive. fsck is a utility to fix A corrupted file system and will not have sny effect here. Looking at it from a simplified perspective, in order for ...


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I was looking for something similar and came across this article How to Quickly Unmount External Drives From the macOS Menu Bar for an app called Semulov. Works as advertised.


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A "time out" means that a command was sent and the system is waiting for a response but didn't get one. Instead of waiting forever, a period of time is hard coded into the utility (diskutil) to wait and once it's reached, it generates the error. Also, when you see "invalid request" as a response from your disk it means that the controller ...


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Plug the external drive to your MacBook and Launch Disk Utility. Select the external drive on the left-hand side panel, select Edit>Erase, choose APFS and GUID partition map and press Erase: Download Catalina installer from your genuine MacBook App Store by clicking this link. After downloading, the installer launches automatically. If you want to ...


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If you didn't use iCloud, the notes are stored in: ~/Library/Group Containers/group.com.apple.notes/ in a database file named NoteStore.sqlite If you used iCloud, your notes are stored at: ~/Library/Containers/com.apple.Notes/Data/CloudKit/ To view the Notes you need an SQL app or typing sqlite at the command line.


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I had a similar problem. Seems to be something with WD and Mac products. It would not eject, I shut it down, and it no longer recognized. A strange way I fixed this was I plugged it into a chromebook (which recognized the exfat without any issue) ejected it from there (made NO CHANGES, and then suddenly it worked fine. I don't know what is up but it is ...


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Created my own solution last night. Re-formatted external 4TB clean, then re-partitioned it with the first partition being 1.95TB and the second 2.05TB. From there I repeated the cloning of my two internal 2TB partitions to them. (Taking a cumulative 10 hours, that's no minor trial and error.) Since the boot blocks of both systems reside within the first ...


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I am thinking this is an OS problem. There's no evidence of this. But if you want to be sure you can do either/both of two things: Boot into Safe Mode where it's a clean version of macOS - no 3rd party apps or kexts (drivers) Try on a different computer Intermittent issues are usually hardware related: Physically a bad port. For instance, there may be ...


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I have functionally the exact same problem. Dual-boot internal SSD with Mountain Lion 10.8.5 and High Sierra 10.13.6 in a 2012 MacBook Pro (non-Retina). Both systems and both Recovery HDs boot fine. All are cloned to external HD in a USB 3.0 case. External 10.8.5 and its Recovery HD boot fine. External 10.13.6 and its Recovery HD will not boot when chosen in ...


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To restore iPhone Backup from a Hard Drive you can just copy and paste the backup folder from the Hard Drive to the iTunes Backup folder on your Computer. "On both Windows and macOS, iOS backups are stored in a MobileSync folder. On macOS, iTunes will store backups in /Users/[USERNAME]/Library/Application Support/MobileSync/Backup. (macOS 10.15 creates ...


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You should be able to install to an external drive. There are two popular methods to install Ubuntu on your Mac's external drive. The first one is to use default Ubuntu installer option where you use the entire drive. This method does not use rEFInd, unetbootin or the ubiquity -b option. Basically, you use the Mac Startup Manager, Etcher, and Grub. The ...


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