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Home » How to Fix Bootrec /Fixboot Access Denied Windows 10

How to Fix Bootrec /Fixboot Access Denied Windows 10

In this article, I will discuss how to fix the “Bootrec /Fixboot Access Denied” error in Windows 10.

Repair Bootloader and Reconfigure Boot Files

  • Boot into Advanced Startup Options
    • Restart your computer and press F8 or Shift + F8 before Windows logo appears
    • Select Troubleshoot > Advanced Options > Command Prompt
  • Run Bootrec /Fixboot Command
    • Once in Command Prompt, type bootrec /fixboot and press Enter
    • Wait for the process to complete and then restart your computer
  • Check Boot Configuration Data (BCD)
    • Type bcdedit in Command Prompt to check the current BCD configuration
    • If there are any errors, use bcdedit /export “C:\BCD_Backup” and bcdedit /import “C:\BCD_Backup” to fix them
  • Rebuild Master Boot Record (MBR)
    • Type bootrec /rebuildbcd in Command Prompt to rebuild the MBR
    • Follow the on-screen instructions and then restart your computer

Execute Startup Repair

Next, select your language and keyboard preferences, then click on “Repair your computer.” Choose “Troubleshoot” > “Advanced options” > “Command Prompt.”

Type the following commands:
1. bootrec /fixmbr
2. bootrec /fixboot
3. bootrec /scanos
4. bootrec /rebuildbcd

After executing these commands, restart your computer and see if the issue is resolved. If the problem persists, you may need to perform more advanced troubleshooting or seek professional help.

Run CHKDSK to Check Disk

To fix the “Access Denied” issue with Bootrec /Fixboot in Windows 10, you can run CHKDSK to check the disk for errors. First, open Command Prompt as an administrator by searching for it in the Start menu, right-clicking on it, and selecting “Run as administrator.”

Type the following command:

This command will check the C: drive for errors and fix them. If you have Windows installed on a different drive, replace “C:” with the appropriate drive letter.

Press Enter and follow the on-screen instructions to complete the process.

Once CHKDSK has finished checking and fixing any errors, restart your computer and try running Bootrec /Fixboot again to see if the “Access Denied” issue has been resolved. If you continue to encounter problems, you may need to seek further assistance to troubleshoot the issue.

Rebuild BCD and Repair Boot Sector

To fix the “Bootrec /Fixboot Access Denied” issue in Windows 10, you may need to rebuild BCD and repair the boot sector. Here’s how you can do it:

1. Boot from a Windows installation media: Insert your Windows installation DVD or USB flash drive and boot from it.

2. Access Command Prompt: Once you reach the Windows Setup screen, press Shift + F10 to open Command Prompt.

3. Run Diskpart: Type “diskpart” and press Enter to open the Diskpart tool.

4. List the volumes: Type “list volume” to view the available volumes on your system.

5. Find the system volume: Identify the system volume by looking for the volume with the “System” label. Note its drive letter.

6. Repair the boot sector: Type “bootrec /fixboot X:” (replace X with the drive letter of your system volume) and press Enter.

7. Rebuild the BCD: Type “bootrec /rebuildbcd” and press Enter. Follow the on-screen instructions to rebuild the BCD.

8. Restart your computer: After completing the above steps, type “exit” to close Command Prompt and restart your computer.

Recover Files and Backup Data

Open Command Prompt as an administrator by searching for it in the Start menu, right-clicking, and selecting “Run as administrator.”

If you still encounter the access denied error, you can try changing the attributes of the boot partition.

Type the following commands in Command Prompt:
list volume
select volume X (replace X with the volume number of the boot partition)
attributes volume clear readonly

After changing the attributes, try running the bootrec /fixboot command again. If you still face issues, you can try using a Windows installation USB or DVD to access the Command Prompt and fix the boot partition.

Boot from the installation media, select Repair your computer, Troubleshoot, and then Command Prompt.

Once in Command Prompt, you can try running the bootrec /fixboot command again. If all else fails, you may need to consider reinstalling Windows to resolve the issue.

Reinstall Windows if All Else Fails

If you have tried all other methods to fix the “Access Denied” issue with bootrec /fixboot on Windows 10 and are still facing problems, the last resort may be to reinstall Windows. This involves wiping your current installation and starting fresh, which can resolve any underlying issues causing the access denied error.

Before proceeding with a reinstallation, make sure to back up any important files and data to prevent losing them during the process. You can use an external hard drive, USB flash drive, or cloud storage for this purpose.

To reinstall Windows, you will need a Windows installation disk or USB drive. Insert the installation media and boot from it, following the on-screen instructions to initiate the installation process. Make sure to select the option to perform a clean installation, which will erase the existing Windows installation.

Once the installation is complete, you can reinstall your programs and restore your backed-up files to get your system back to its previous state. While reinstalling Windows can be time-consuming, it is often an effective solution when all other troubleshooting methods fail.


Why is Bootrec FixBoot access denied in Windows 10?

Bootrec FixBoot may show “access denied” in Windows 10 due to permission issues. This can be resolved by ensuring you are running Command Prompt as an administrator before executing the command.

How do I fix Bootrec on Windows 10?

To fix Bootrec on Windows 10, you can insert the Windows 10 DVD or USB, reboot the system, press any key at the “Press any key to boot” message, click Repair your computer, select Troubleshoot, then select Command Prompt. Once in Command Prompt, type the necessary command “bootrec /FixMbr” and press Enter.

How to solve access denied problem in Windows 10 cmd?

To solve the access denied problem in Windows 10 cmd, you can change the owner of the problematic folder by right-clicking it, selecting Properties, going to the Security tab, clicking on Advanced, and then changing the owner in the Select User or Group window.

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