There are a few final useful utilities in Apple's Disk Utility you may not be aware of. Here's how to use them the continued exploration of the macOS tool. In the previous three installments of this ...
Disk Utility is Apple's go-to macOS app for finding and repairing common disk errors, but if it's your Mac's internal disk that's the problem, then your Mac might not even start up into macOS.
Repair Disk isn’t the first option you should choose if your Mac is ailing, but it is helpful when (for example): Performance has degraded Data is missing You are experiencing degraded system ...