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.
Creative Bloq on MSN
Black screen on a MacBook Pro? Here's how to fix it
A step-by-step guide to fixing a black screen on MacBook Pro or an external monitor.
Lifewire on MSN
Restart a Mac in recovery mode the right way
Exact steps for Intel and Apple Silicon Macs ...
You are about to transfer some important files from an external drive to your Mac, and suddenly you get the message “Disk Not Ejected Properly” The transfer fails, and you have to start all over again ...
Apple's macOS, through UNIX, provides a variety of tools to keep your drives healthy, with one of them being the fsck Terminal command. Here's how to use it. fsck, or "file system consistency check," ...
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