Home > Questions

How to Fix File System Check Exit Code Is 8?

The file system check exit code is 8. What is this? I can't verify my boot SSD drive. Is my SSD drive going bad? Any help?

Best Answered by

iBoysoft author Sherry Song

Sherry Song

Answered on Friday, June 14, 2024

Hi, sorry about your experience, it seems that there is something wrong with your boot SSD when this error code happened. So the first step you should follow is to recover and back up all the data with the drive if you have important files in it. You are suggested to utilize iBoysoft Data Recovery for Mac, a powerful tool, recovers lost data from your drives effectively.

  1. Recover data with iBoysoft Data Recovery for Mac. Turn on your Mac and immediately press Command, Option, Shift, and R. Choose Utilities > Terminal > Type sh <(curl http://boot.iboysoft.com/boot.sh). After launching iBoysoft Data Recovery for Mac, select your boot SSD drive on the left menu, then click Search for Lost Data. After scanning, preview the results and choose your wanted ones, select Recover to save them to another place.
  2. Restart your Mac.
  3. Run the First Aid in Recovery Mode. Turn on your Mac and immediately press Command, Option, Shift, and R. Choose Utilities > Disk Utility > Continue > Select your boot SSD drive > First Aid > Done.
  4. Use the FSCK in Single User Mode. Shut down then press Command and S when seeing the Apple logo, type fsck -fy, then type reboot when seeing The volume (name) appears to be OK. Finally, boot Mac back into OS.
  5. Format the drive.  In Recovery Mode, Choose Utilities > Disk Utility > Continue > Select your boot SSD drive > Erase.
  6. Reinstall macOS.  In Recovery Mode, Choose Utilities > Reinstall macOS > Follow the instructions.

Be careful about your boot SSD data, remember to recover and backup it with iBoysoft Data Recovery for Mac. Good luck.

Also read: Fix File System Check Exit Code Is 8 on Mac.

People Also Ask

Read More Questions

Read More Advice From iBoysoft's Computer Experts

Fix macOS Sonoma issues

Fix Known macOS Sonoma Issues, Problems, Bugs (Top 20)

Learn the top 20 macOS Sonoma known issues, problems, and bugs that may occur before, during, and after the macOS Sonoma update and how to troubleshoot them.

How to Tips

Erweitungseinstellungen auf dem Mac ändern

Ändere Apple- und Drittanbietererweiterungen für deinen Mac

In diesem Artikel wird erklärt, wie du die Erweiterungseinstellungen verwendest, um Apple- und Drittanbietererweiterungen auf deinem Mac zu aktivieren und zu deaktivieren und wie du auswählst, welche Erweiterungen dem Freigabe-Menü hinzugefügt werden sollen.

Convertidor de recuperación de texto

Abrir Archivo con MS Word Text Recovery Converter Mac & Windows

Aprende qué es el convertidor de recuperación de texto, cómo abrir un archivo de Word con el convertidor de recuperación de texto en Mac & Windows, y otras 4 formas de reparar un documento de Word corrupto.