bootrec /fixboot access is denied
Feature Windows 10

Bootrec/fixboot access is denied: How to repair it?

Have you ever seen the words Bootrec/fixboot access is denied appearing while you are trying to fix the Boot Configuration Data (BCD) yet? If you have encountered this problem, you must solve it first. Otherwise, you cannot repair any operation related to the BCD. 

So how to solve it? Is it as difficult as we thought? Just follow the steps below. You will see that it is much more straightforward than you may have expected!

General information about Bootrec FixBoot

How to define Bootrec Fixboot? 

It is a popular tool that Microsoft provides for users. Thanks to the Bootrec Fixboot, Windows will start this Windows RE automatically once your computer fails to boot. 

You can find various devices like the Startup Repair Command Prompt that can help you fix the computer. It troubleshoots your computer’s startup problems.

How to use Fixboot? 

You first put your Windows 10 DVD into the computer or bootable USB to reboot the system. Then you press any key and click on “Repair your computer,” select “Troubleshoot,” and lastly, select the “Command Prompt” line. 

In the command line, type “Bootrec/FixMbr” and press Enter. Type “exit” to exit the command line, then press Enter.

What happens when the MBR gets corrupted? 

The Master Boot Record (or the MBR for short) is an essential piece of code that users can find on all hard drive partitions. If the MBR on your primary hard drive fails, it will often cause your computer to fail to boot into Windows. That time, you may see some phrases such as “fixboot access denied” or “windows 10 fixboot access denied”. 

Helpful steps to save you from the issue “bootrec /fixboot access denied” 

Here are 15 steps to help you deal with the “Bootrec/fixboot access is denied” problem in Windows 10. 

  • Step 1: Shut your computer down. 
  • Step 2: Turn it on again. 
  • Step 3: When the screen is on and the manufacturer’s logo appears, you press the power button and hold it for a while. This step will force your machine to turn off again. 
  • Step 4: Repeat steps 1 – 3 about 2 or 3 times. Sometimes, you will have to repeat more than that. You will see the screen appear in “Automatic Repair” mode. Then, you choose “Advanced options.” 
bootrec/fixboot access is denied
“Automatic Repair” mode
  • Step 5: Now, you will see the “Choose an option” window. You click on “Troubleshoot.” 
bootrec/fixboot access is denied
“Choose an option” window.
  • Step 6: Your screen is now on the “Troubleshoot” window. You click on “Advanced options.” 
bootrec /fixboot access is denied
“Troubleshoot” window
  • Step 7: Once it is on the “Advanced options” window, you click on “Command Prompt.”
bootrec /fixboot access is denied
“Advanced options” window
  • Step 8: In the “Command prompt” window, you copy and paste these commands “diskpart” and “list disk” in turn, then press Enter to execute them sequentially. 
bootrec /fixboot access is denied
“Command prompt” window.
  • Step 9: Again, in the “Command Prompt” window, you repeat the copy-paste operation. But you will change the commands like the one below. Then, you enter them one after another. 

<select disk your disk no> 

<list vol> 

Here is an important note for this step: 

You need to take the place of “<your disk no.>” with the HARD drive’s number. For the example below, the hard drive’s number is 0. Thus, the command will be “select disk 0”. 

bootrec /fixboot access is denied
“Command Prompt” window
  • Step 10: Again, in the “Command Prompt” window, you copy and paste this command. Then, you press Enter to choose the “System Reserved” volume. 

This step also has an important note: 

It would help if you replaced the “<volume no.>”. Usually, it has a storage of 100MB. Also, it contains the Extensible Firmware Interface (or EFI in short) and is in FAT32 format. 

Here is an example for a clearer understanding. A computer is in volume 5, FAT32 format, and storage of 100MB. The command will be: “select vol 5”. 

“Command Prompt” window.
  • Step 11: What you need to do in this step is to get the partition a new drive letter. Then, in the “Command Prompt” window, carry out the copy-paste operation for the command “<assign letter=V>.” After that, you press Enter. 

After completing, a message like this will appear: “diskpart successfully assigned the drive letter.” 

“Command Prompt” window.
  • Step 12: Now, you will have to exit the “disk part.” You type the “exit” command, then press Enter.
  • Step 13: Now, you type the command “<V:>.”
  • Step 14: Run the command “<bcdboot C:\windows /s V: /f UEFI>”. Then, you close the “Command Prompt” window. 
  • Step 15: Now, you return to the “Troubleshoot” window, and click on “Continue” to start Windows 10 as usual. 
“Troubleshoot” window

Conclusion “Bootrec/fixboot access is denied”

In a nutshell, “bootrec fixboot access denied” is a problem any computer or laptop running Windows operating system can meet. 

Thus, you should not worry too much if your machine encounters this issue. Simply follow the steps mentioned above; your “bootrec /fixboot access is denied on Windows 10” problem will be fixed. We hope you enjoy the article! If you have any questions about “bootrec.exe /fixboot access is denied windows 10”, please feel free to comment below.

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