Windows⏱️ 2 min read

How to Fix Error Operating system not found in Windows – Complete Guide

Fix Operating System Not Found error on Windows by following this step-by-step guide to resolve issues and boot your PC successfully.


When you see the 'Operating system not found' error after booting your Windows PC, it's usually due to a corrupted or missing operating system file. This guide will walk you through common causes and step-by-step fixes to get your PC up and running again.

⚠️ Common Causes

  • Corrupted or missing Windows operating system file (e.g., ntldr.exe)
  • Faulty or outdated BIOS settings

🛠️ Step-by-Step Fixes

Method 1: Quick Fix

  1. Step 1: Boot your PC in Safe Mode by pressing the F8 key repeatedly during startup. If you can access Safe Mode, try running a System File Checker (SFC) scan to repair any corrupted files.
  2. Step 2: If the SFC scan doesn't resolve the issue, try booting your PC in Recovery Mode and performing a System Restore to an earlier point when Windows was functioning correctly.

💡 Conclusion

If the quick fix methods don't work, you may need to perform a more advanced troubleshooting process or seek professional assistance from a Windows technician. Remember to always back up your important files and data before attempting any fixes.

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