Alex Ruben
How to Resolve bootrec /rebuildbcd Error: The Requested System Device Cannot Be Identified
Encountering the “bootrec /rebuildbcd The Requested System Device Cannot Be Identified” error can be frustrating, especially when it prevents your computer from booting properly. This comprehensive guide will walk you through the steps to fix this issue using the Windows Recovery Environment (WinRE) and the Command Prompt. By following these instructions, you will learn how to repair your Boot Configuration Data (BCD) and get your system back up and running smoothly.
Before starting, ensure you have access to a Windows installation media (USB or DVD). This guide is applicable for Windows 11 and Windows 10 on both PCs and laptops. Familiarize yourself with basic command line navigation, and ensure your device is powered and functioning correctly.
Step 1: Access Windows Recovery Environment (WinRE)
To begin, you need to access the Windows Recovery Environment. Follow these steps:
- Turn off your computer completely.
- Turn it back on and as soon as you see the Windows logo, press and hold the power button to turn it off again. Repeat this process three times.
- On the fourth restart, your computer should automatically enter the WinRE screen indicating that your PC did not start correctly.
- Select Advanced options.
Step 2: Navigate to Command Prompt
In the Advanced options menu, you will need to open the Command Prompt:
- Click on Troubleshoot.
- Then, select Advanced options again.
- Choose Command Prompt from the list. If it does not appear, go back to Advanced options and select Startup Settings to ensure Command Prompt is visible.
Step 3: Repair MBR and Boot Configuration
Once in Command Prompt, you’ll need to execute several commands to fix the boot issues:
- Type the following command to repair the Master Boot Record (MBR) and press Enter:
- Next, to fix the boot sector, type:
- If you receive an “Access Denied” message, you can ignore it and proceed.
- Now, type the following command to scan for installed operating systems:
- Finally, to rebuild the BCD, enter:
bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd
Step 4: Run CHKDSK to Check Disk Errors
To ensure there are no disk errors affecting the boot process, run the CHKDSK utility:
- Type the following command and press Enter:
- This command will check for and repair any file system errors on the C: drive. Wait patiently for the scan to complete.
chkdsk C: /f /r
Step 5: Exit Command Prompt and Restart
Once all commands have been executed and any repairs made:
- Type
exitin the Command Prompt and press Enter to close the window. - Select Continue to boot into Windows.
Extra Tips & Common Issues
While following these steps, keep in mind the following tips:
- Ensure your computer is fully powered during this process to avoid interruptions.
- If the issue persists, consider checking your hardware connections, especially if you’ve recently changed components.
- Backup important data regularly to avoid data loss during such scenarios.
Conclusion
By following these steps, you should be able to resolve the “bootrec /rebuildbcd The Requested System Device Cannot Be Identified” error. If problems continue, it may be necessary to seek professional assistance or consider a fresh installation of Windows. Remember, having a proper backup is vital for preventing data loss in the future.
Frequently Asked Questions
What should I do if the Command Prompt does not open?
If Command Prompt does not appear in the Advanced options, ensure you’re in the correct recovery environment. You may need to use bootable media to access recovery options.
Will these commands delete my data?
No, the commands used in this guide are designed to repair boot issues without affecting your files. However, always maintain backups just in case.
What if I still can’t boot into Windows after following these steps?
If the issue persists, consider using the “Reset this PC” option in the recovery menu or consult a technician for further diagnosis.