Solved: The volume Macintosh HD was found corrupt and needs to be repaired

Posted by Molly to Mac Data Recovery on August 20th, 2018

I have run a First Aid and get the following "The volume Macintosh HD was found corrupt and needs to be repaired". I do a cmd R boot up and run First Aid and everything comes back OK. However when I restart and do another First Aid in Disk Utility I get the same "The volume Macintosh HD was found corrupt and needs to be repaired". I've been through this a number of times now.

When failed to boot up your Mac computer, you may try to verify and fix Macintosh HD volume with Disk Utility's First Aid. But sometimes Disk Utility just stopped repairing Macintosh HD and returned error message "The volume Macintosh HD was found corrupt and needs to be repaired." What to do if Disk Utility found Macintosh HD volume corrupted and needs to be repaired? How to fix "The volume Macintosh HD was found corrupt and needs to be repaired" error without losing data? Keep reading.

How to fix "The volume Macintosh HD was found corrupt and needs to be repaired"?

Solution 1: Fix "The volume Macintosh HD was found corrupt and needs to be repaired" error in Recovery Mode

If the Macintosh HD volume was found corrupt by Disk Utility and asking to be repaired, you should follow its suggestion and try to fix it in Recovery Mode. Now follow the steps to repair the corrupt Macintosh HD volume.

Step 1: Restart the Mac into Recovery Mode by holding down the Command+R keys till you hear the startup chime.

Step 2: Choose Disk Utility at the bottom of the utilities menu.

Step 3: Select Macintosh HD volume.

Step 4: Click First Aid on the top. It will show you what errors it has found.

Step 5: Run it again, until no errors are found.

Fixing "The volume Macintosh HD was found corrupt and needs to be repaired" error in Recovery Mode will take a while and only needs to be done once. After Macintosh HD volume corruption repaired, you can restart your Mac successfully.

Solution 2: Fix "The volume Macintosh HD was found corrupt and needs to be repaired" error by reformatting

If the corrupted Macintosh HD volume could not be repaired in Recovery Mode, you need to repair it by reformatting and then reinstall operating system. Before that, make sure you have a backup of the files on the Macintosh HD drive. Or alternatively, you can recover lost data from Macintosh HD with reliable data recovery software.

iBoysoft Mac Data Recovery is professional data recovery software that recovers data from corrupted, formatted, unreadable, inaccessible, unmountable Macintosh HD, external hard drives, USB flash drives, SD cards, memory cards, etc. It is the best free Mac data recovery software that supports macOS Mojave 10.14/High Sierra 10.13/Sierra 10.12/10.11/10.10/10.9/10.8/10.7 and file systems including APFS, HFS, HFS+, exFAT, FAT32.

Step 1: Recover data from corrupted Macintosh HD with iBoysoft Mac Data Recovery.

1. Install operating system on an external drive, like USB drive, and then boot your Mac from it.

2. Download and install iBoysoft Mac Data Recovery on the external drive.

3. Launch iBoysoft Mac Data Recovery and select the corrupted Macintosh HD drive.

Recover data from corrupted Macintosh HD

4. Click "Next" button to scan for lost data.

5. Preview the searching results, choose files you want to get back, and click "Recover".

Step 2: Reformatting corrupted Macintosh HD.

1. Restart the Mac into Recovery Mode.

2. Select Disk Utility under macOS Utilities menu.

3. Select Macintosh HD drive from the sidebar.

4. Click Erase on the top.

5. Follow the instructions to finish the reformatting process.

6. Restart normally.

Step 3: Reinstall operating system.

After reinstallation, the error "The volume Macintosh HD was found corrupt and needs to be repaired" will be solved. If still not, you need to replace this drive with a new one.

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