Resolving Error 0xc0000225 on Windows 8: Startup Troubleshooting Guide

There are numerous methods to address the error code 0xc0000225: Windows didn't start on Windows 8. Here are some possible fixes:

1. Utilise the Windows 8 installation disc or USB drive to mend the startup process:
• Insert the installation disc or USB drive and reboot your computer.
• Press any key to boot from the disc or drive when prompted.
• Choose your language settings and click Next.
• Click on Repair your computer.
• Select Troubleshoot > Advanced options > Startup Repair.
• Follow the on-screen directions to finish the repair process.


2. Use the Command Prompt to reconstruct the BCD (Boot Configuration Data):
• Insert the Windows 8 installation disc or USB drive and reboot your computer.
• Press any key to boot from the disc or drive when prompted.
• Choose your language settings and click Next.
• Click on Repair your computer.
• Select Troubleshoot > Advanced options > Command Prompt.
• Enter the following commands and press Enter after each:

   bootrec /fixmbr
   bootrec /fixboot
   bootrec /rebuildbcd
  

• Restart your computer and verify if the error is fixed.


3. Utilise the Automatic Repair feature:
• Insert the Windows 8 installation disc or USB drive and reboot your computer.
• Press any key to boot from the disc or drive when prompted.
• Choose your language settings and click Next.
• Click on Repair your computer.
• Select Troubleshoot > Advanced options > Automatic Repair.
• Follow the on-screen directions to finish the repair process.


4. Examine for hardware problems:
• Disconnect all external devices from your computer.
• Reboot your computer and verify if the error is fixed.
• If the error continues, run a hardware diagnostic test to identify any hardware problems.

If none of these solutions work, you might need to reinstall Windows 8 or get professional assistance.