Tutorial to Fix “File System Check Exit Code Is 8” Error on Mac Safely

June 13, 2019Nicole Jones

Question 1: What does “File system check exit code is 8” Mean?

Answer 1: Mac has default tools to repair disk, partition and file system errors automatically, such as First Aid in Disk Utility and more. When the process finished the exit code, it means everything goes on well with the Mac. But if you are notified with “The volume could not be verified completely. File system check exit code is 8… File system verify or repair failed…”, the error indicates a corrupted file system is found during a system check.

Fix File System Check Exit Code Is 8 Error

Question 2: Why the “File system check exit code is 8” error message occurs?

Answer 2: The “File system check exit code is 8” error can be found on both internal and external hard drives. As for possible reasons behind the Disk Utility error code 8, you can pay attention to virus attack, outdated drivers, sudden power failure, catalog file corruption, invalid volume header, system settings misconfiguration and more.

Now you can take measures below to fix “File system check exit code is 8” Apple error manually. These are proven ways to get your Mac back to the normal condition effectively.

Preparation: Recover Important Files on Mac Safely in Case of Data Overwritten

It is not difficult to solve “File system check exit code is 8” error on Mac OS X. But you should be careful while receiving the error code. The fixing process will overwrite your saved Mac files. If you do not want to encounter data loss errors after fixing “File system check exit code is 8”, you had better create a backup on the Mac first.

Aiseesoft Data Recovery can help you recover almost all Mac files due to deletion, formatted partition, hard drive problems and more. Actually, your deleted or lost files still exist in the original space. The Mac data recovery software can make those hidden files visible again. Thus, you can recover deleted or lost data from the corrupted drive with “File system check exit code is 8” successfully.

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How to Find and Recover Data from the Corrupted Drive on Mac due to “File System Check Exit Code Is 8” Error

Step 1.
Free download and install Mac Data Recovery software. Click “Start” under “Mac Data Recovery” to launch the program.
Step 2.
Select the drive that has “File system check exit code is 8” error. If you want to recover certain files, you can check the related file types.
Step 3.
Click “Scan” to scan files on the selected disk volume. If you cannot find your deleted or lost files, you can click “Deep Scan” to have a second try.
Deep Scan
Step 4.
Select and preview which file you want to recover. At last, click “Recover” to get lost Mac files back.

Solution: 6 Ways to Fix “File System Check Exit Code Is 8” on macOS Mojave/High Sierra/Sierra

After recovering your lost Mac files, you can feel free to fix the Disk Utility exit code 8 error on Mac. The following paragraphs are useful methods for Mac hard drive exit code 8 errors. Just read and check.

Way 1: Restart Mac to Fix Small Glitches and Errors

It is the universal solution for all digital devices. After restarting Mac, the previous temporary files, preferences, caches and other settings will be reset to the new state. Believe it or not. Many Mac issues can be solved by rebooting. You can choose “Restart…” from the “Apple” drop-down list on the top left corner of the screen.


Way 2: Boot Mac in Safe Mode to Check Your Disks

When you restart your Mac computer, you need to long press the “Shift” key on the keyboard to boot into Safe mode. Well, you can call it as “Safe Boot” too. Type the lock screen password if you are required. Wait for a while to check all Mac disks. When the process finishes, you can reboot Mac and check if the “File system check exit code is 8” error is fixed or not.

Boot Mac

Way 3: Run First Aid to Fix Disk Utility Exit Code 8 Error

Step 1.
Reboot Mac. Hold and press “Command” and “R” keys until the Apple logo appears.
Step 2.
Choose “Disk Utility” in the macOS Utilities menu.
Step 3.
Select the disk that pops up “File system check exit code is 8” message.
Step 4.
Click “First Aid” on the top. Then choose “Done” when the process ends.
Step 5.
Restart Mac to repair file system exit code 8 error.
Run First Aid

Way 4: Update Mac Systems and Applications to the Latest Versions

Step 1.
Unfold the Apple menu. Choose “App Store” from its list.
Step 2.
Click “Updates” on the top pane.
Step 3.
Check all available updates. You can update iTunes and other important programs first.
Step 4.
Install all updates to repair “File system check exit code is 8” error on Mac.
Update Mac System

Way 5: Run FSCK Command to Repair “File System Check Exit Code Is 8” Disk Error

Step 1.
Shut down Mac completely.
Step 2.
Power on Mac. Press “Command” and “S” keys together to hear the boot chime.
Step 3.
When you are in Single User Mode, type the “fsck -fy” command.
Step 4.
If you see the generated message saying “File system was modified”, type the “fsck -fy” command again.
Step 5.
If the message “The volume ** appears to be OK” shows, you can type “reboot” to exit Single User Mode.
Step 6.
The “File system check exit code is 8” error should be solved after rebooting.
Run FSCK Command

Way 6: Reinstall macOS to Get Rid of Corrupted or Damaged System Files

Step 1.
Check the Internet condition first. Later, restart the Mac.
Step 2.
Press “Command” and “R” keys when you see the gray screen during rebooting.
Step 3.
Choose “Reinstall macOS” in the macOS Utilities dialogue.
Step 4.
Follow the on-screen wizard to re-install Mac.
Reinstall macOS

Tips and Tricks: How to Protect Mac from “File System Check Exit Code Is 8” Error

If you do not want to receive the “File system check exit code is 8” error message again, you can do as the following tips tell.

Hope you can fix “File system check exit code is 8” error with the above solutions. Honestly speaking, Data Recovery is not only the Mac data recovery software but also the ultimate backup tool. You can search and find all deleted, lost, formatted, hidden and disappeared files on Mac with ease. Well, you can overcome data loss issues and file system error code 8 successfully here. If there is still something wrong with your Mac computer, you can feel free to contact us.

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Mac Error Code

1. Mac Error Code 43 2. Mac Error Code 50 3. Mac Error Code 8072 4. File System Check Exit Code Is 8
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