Complete Tutorial to Fix UEFI Boot in Windows 10/8.1/8 and 7

Fix UEFI Boot in Windows 10

UEFI (EFI) or Unified Extensible Firmware Interface is an updated version of BIOS. All the famous PC brands are designed with UEFI/EFI instead of BIOS.

This change brings several improvements to the system like advanced security measures, faster boot times, support for disks larger than 2.2 TB and many more.

But, once UEFI gets damaged or corrupted then it affects the bootloader and makes them broken.

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Because of the corrupted UEFI or broken bootloader Windows system gets unable to reboot normally. If you are suffering from this issue then you can go with either diskpart or automatic repair to fix the UEFI boot error in Windows 10, Windows 8.1 or 8.

Now you don’t need to bother anymore, simply go with the below-given tutorial and repair deleted EFI boot partition in Windows 10/8/7 with ease.

 

For Windows 10, 8.1 and 8

If you are running a Windows 10, 8 or 8.1 system then you should go with the below-given solutions to fix UEFI boot error. Below, two methods are given first is diskpart and the second one is Automatic Repair.

 

Diskpart to Repair Windows 10/8/8.1 UEFI

To apply this method you need to Insert Windows 10/8.1/8 installation disk or installation USB into your PC /Laptop and boot from the disk or USB;

You will see an Install now screen, here Click on the Repair your computer or Press F8;

Click Troubleshoot > Advanced optionsCommand Prompt

After it, type the below command and press Enter key each time:

 

diskpart
DISKPART>
sel disk 0

 

If you see the message “Disk 0 is now the selected disk” then type:

 

list vol

 

After it, diskpart will display the complete list of volumes on your computer. You need to search for the UEFI volume. Go to the list: UEFI partition will be on Volume 2.

Enter the below-given command and press Enter key after every command:

 

sel vol 2
assign letter=G:

 

Note: Where ‘G’ is the unique drive letter which is not in used.

After assigning drive letter you will see the message “DiskPart successfully assigned the drive letter or mount point”, you need to type the below command and press Enter each time:

 

exit
cd /d G:\EFI\Microsoft\Boot\
cd /d G:\Boot\ or cd /d G:\ESD\Windows\EFI\Microsoft\Boot\

 

Note: Now, in the previous steps you assigned ‘G’ as the drive letter to UEFI partition. So remember to replace G with UEFI’s partition letter.

 

bootrec /fixboot
ren BCD BCD.bak
bcdboot C:\Windows /l en-us /s x: /f ALL

 

Note: Here, c:\ is the system drive where Windows OS is installed on.

After it you need to run the below-given command:

 

bootrec /rebuildbcd 

 

Hit Enter to run;

At last, close the command prompt and reboot PC.

After, applying all the above-discussed steps carefully you will see that UEFI boot is fixed and Windows 10/8.1/8 can become normal again.

 

Use Automatic Repair to repair Windows 10/8 UEFI

  • Same as the diskpart method, in this method you also need to Insert Windows 10/8.1/8 installation disk or USB with PC.
  • Reboot your computer or laptop and boot from the disk or USB;
  • Click on the Repair your computer -> Troubleshoot at Choose an option screen -> Click Automatic Repair;
  • Select an account from the list to continue at the Automatic Repair screen;
  • At last, wait until the process gets finished.

 

 

Also Read: [Solved] How to Fix Windows 10 Update Error Code 0x8024200D?

 

 

Fix UEFI Boot in Windows 7

If you are a Windows 7 user and suffering from the UEFI boot problem then you need to go with the Bootrec or Bootsect to get rid of this issue.

Before applying the solution, you need to make sure that the UEFI/EFI load is set to active.

Follow the below-given steps to run UEFI/EFI

First, reboot your PC and open the UEFI/EFI by pressing F2, F8, F12, Delete or Esc (keys depends on the system brand.).

Now, search for Secure Boot and disable or turn off Secure Boot

At last, save settings and exit the UEFI/EFI setup menu

 

Use Bootrec to Fix Windows 7 UEFI

Apply the below-given steps carefully to use the Bootrec tool and fix the UEFI boot error in Windows 7:

  1. Insert the Windows 7 bootable CD/DVD/USB and boot your system from it
  2. Choose language, keyboard and click Next
  3. Choose the operating system and click Next
  4. Click on the Command Prompt at System Recovery Options screen
  5. After it, you need to type the following commands one by one and hit Enter key after each command:

bootrec /fixmbr

bootrec /fixboot

bootrec /ScanOs

bootrec /rebuildBcd

  1. After removing the installation CD/DVD, type: exit command and press Enter to exit from the command prompt.
  2. Reboot your computer.

 

Use Bootsect to Fix Windows 7 UEFI

Follow the below-given steps to use Bootsect to get rid of the UEFI boot issue in Windows 7

  1. Insert the bootable Windows 7 CD/DVD/USB and boot from it
  2. Choose language, keyboard and click Next
  3. Again choose the operating list (Windows 7) and click Next
  4. Click on the Command Prompt at System Recovery Options screen
  5. Type:bootsect /nt60 SYS /mbr and press Enter key
  6. Now, remove the Windows 7 installation CD/DVD, and exit from the command prompt by using: exit command
  7. At last, reboot your computer

 

Conclusion

That’s all, it is hoped that your Windows system will become normal after applying the above-given fixes.

As already mentioned that the first method is for Windows 10/8.2 and 8, and the second one is for Windows 7. To apply the solution according to your computer’s Operating System.

After fixing this problem, it is also suggested to go with a professional PC Error Scanner and scan your PC for any other kind of errors. This type of tool is specially designed to deal with all types of internal issues which you can’t fix manually. Via this tool, you can also boost the PC/laptop speed and enjoy your system without any issue.

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Complete Tutorial to Fix UEFI Boot in Windows 10/8.1/8 and 7
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Complete Tutorial to Fix UEFI Boot in Windows 10/8.1/8 and 7
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Want to get rid of UEFI Boot in Windows 10, then read the guide to Fix UEFI Boot in Windows 10/8.1/8 & 7. Without worrying about the OS version...
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Fix PC Error
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