If the external hard drive you are using on your macOS Monterey-powered Mac is not correctly formatted, it will become incompatible with the Time Machine feature. Compatibility of external hard drive used with Mac Time Machine If this is the case, try freeing up the space by deleting unnecessary files on your hard drive. Check the disk space available on your external hard drive through Disk Utility. Not having sufficient free space might be the reason why your hard disk is not working with Mac Time Machine. Every hard drive has limited space and if you keep on using it for a longer time without cleaning it, the space availability might be less for further usage. Instead of going for the other solutions, check the basic things first. Check for space availability on external hard drive Here is what you can do to resolve this issue. Thus, you cannot afford any malfunction in this feature on your Mac system. What to do if Time Machine is not working?īeing an integral part of every cautious Mac user’s backup precautions, Time Machine plays a critical role in safeguarding valuable data from being lost. So, follow the tricks and solutions provided in this post to fix the issue. Any trouble with it might put you in the risk zone of data loss. The control panel of Time Machine keeps on showing the last backup as the one taken immediately before the Mac was upgraded to macOS Monterey.Īre you facing a similar issue on your Mac after upgrading to macOS 12 Monterey? The problem in question here is undoubtedly a matter of urgency as Time Machine is one of the most important features on Mac.

Several users have reported that while trying to back up their Mac using Time Machine post-upgrading to Monterey, it initially works fine but stops a few minutes before the completion of the backup process. Any assistance to resolve the issue would be appreciated.”

“Immediately after upgrading from Big Sur to Monterey on my M1 MacBook Air, most of my Time Machine backups stopped working.

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