Only then reset it to APFS AND don’t change it to Mac OS Extended.It’s indeed confusing when re-formatting your Mac’s hard drive when using macOS High Sierra, Mojave, Catalina and above! Here’s what we understand on the question of APFS or Mac OS Extended If your Mac shipped with its hard drive already APFS-formatted

In particular, they report getting the error message “Could not create a Preboot Volume for APFS install.” Many users have encountered problems when resetting their Macs and MacBooks using APFS. MacOS High Sierra and above use Apple’s latest file system called APFS. Resetting a Mac with APFS (Apple File System)? Mac Not Working Right or Slow? Try a Reset!.

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Since our Macs hold so much of our personal and private data, it’s imperative to clean out our machines when selling or giving away our favorite older Macs.Īnd it’s particularly useful for the new user to have a beautifully clean machine that’s returned to its native factory state. Maybe you want to reset for better overall performance, are thinking of giving away or selling your MacBook after you purchase or receive the latest Mac model.įor whatever reason, you need to set your Mac back to its factory defaults. Perhaps your Mac is showing just a too much little lag. There are many reasons why you’d want to reset your MacBook Air to factory settings.

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