While recovering data from Mac that won't turn on may be difficult, it is not impossible with a professional data recovery software. If you don't back up important data, please perform data recovery firstly. But this process will erase all data stored on the drive. Sometimes Disk Utility stopped repairing Macintosh HD, you can then try to reformat to fix Macintosh HD not mounted in Disk Utility. Step 3: Select the unmounted Macintosh HD and click First Aid on the top of the Disk Utility window. Step 2: Select Disk Utility from macOS utilities and click Continue. If the Macintosh HD fails to mount manually, you can also check and repair the Macintosh HD with First Aid. Solution 2: Repair the Macintosh HD with First Aid Right click the Macintosh HD in Disk Utility and select Mount button. After booting into macOS Recovery mode, select Disk Utility from macOS Utilities and click Continue. In this case, you can try mounting the drive manually. Sometimes, the Macintosh HD greyed out in Disk Utility just because it can't be mounted. The first thing is to boot your Mac into macOS Recovery mode: start your Mac and hold down the Command + R keys simultaneously until you see an Apple logo or spinning globe. How to fix Macintosh HD greyed out in Disk Utility?Īs your Mac won't turn on, all the solutions below are finished in macOS Recovery mode. In this article, you will learn about how to fix Macintosh HD greyed out in Disk Utility.

That means you have chances to repair it and get all lost data back. If you are suffering from this issue, remain calm – the Macintosh at least doesn't have any hardware error, as your Mac can still recognize it. However, it's possible that your MacBook Pro, iMac, Mac mini or MacBook Air boots to black screen of death and its Macintosh HD is greyed out in macOS Recovery mode.

Then you are able to access the Operating System and make further operations. In general, a Mac with a stable Macintosh HD will boot in as normal, and the Macintosh HD will be available in Disk Utility.

What should I do? How can I back up my system or some files? When I press CMD+R, I can see from Disk Utility the Macintosh HD greyed out. It executes the progress bar under the apple icon on the screen and after it completes the process, it shuts down. Hello everyone, after I manually closed my MacBook Pro for 5secs due to an application crash, my computer doesn't seem to be able to boot anymore.

What is macintosh hd