Windows⏱️ 2 min read📅 2026-05-30

How to Fix 0xc000000f Error – 0xc000000f Windows Boot Failed No Boot Device

Fix Windows Boot Failed No Boot Device error code 0xc000000f by following this step-by-step guide to resolve common causes and perform troubleshooting methods.

Quick Answer: Try the quick fix method first, then move on to more advanced solutions if necessary.

The Windows Boot Failed No Boot Device error code 0xc000000f occurs when Windows is unable to find a boot device. This can happen due to issues with the boot order, corrupted system files, or faulty hardware.

⚠️ Common Causes

  • Corrupted system files or registry entries
  • Faulty hardware, such as a failing hard drive or faulty RAM

🛠️ Step-by-Step Fixes

Method 1: Quick Fix

  1. Step 1: Restart your computer and enter the BIOS settings (usually by pressing F2, F12, or Del). Change the boot order to prioritize the correct boot device.
  2. Step 2: Save the changes and exit the BIOS settings. Your computer should now boot correctly.

💡 Conclusion

If the quick fix doesn't work, you may need to perform more advanced troubleshooting or seek professional assistance to resolve the issue.

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