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Recover/Create EFI Partition Windows 10 When EFI Boot Partition Missing

Tracy King updated on Sep 11, 2020 Partition Master | How-to Articles

Windows boot partition missing

EFI boot partition missing will cause your computer to have no boot partition to boot from, so you will need to create EFI partition in Windows 10, or recover missing EFI boot partition with third-party partition recovery software.

As we mentioned, the EFI partition is essential if you want to be able to boot up the operating system that you have installed on your internal hard drive. Unless you use an external hard drive to boot Windows OS rather than an internal one, you don't require an EFI partition to boot from the drive. Therefore, when the EFI boot partition in your computer accidentally gets deleted, feel no hesitate to follow the advice here to recover the deleted boot partition, or manually recreate the EFI boot partition by yourself.

Method 1. Recover EFI partition with partition recovery software 

If you prefer a simple method to restore deleted or lost EFI partition in Windows PC, EaseUS Partition Master supports you to restore lost EFI partitions with ease in Windows 10/8/7. You may directly download this partition recovery software and follow the simple steps to restore EFI boot partition.

First of all, on a working computer, create EaseUS Partition Master WinPE bootable disk so that you can boot your computer from a WinPE environment to be able to perform the EFI partition recovery.

Next, after you can boot the computer into a normal state, it's time to restore lost EFI boot partition now.

How to automatically restore EFI boot partition Windows 10

 

Step 1: Launch EaseUS Partition Master on PC

Click on "Partition Recovery" at the top of the main window.

Run EaseUS Partition Master for partition recovery

Step 2: Select a hard disk to search for the lost partition(s)

Choose the hard drive disk or SSD where you lost partitions, and click "Scan".

Run EaseUS Partition Master for partition recovery

Step 3: Wait for the scanning process to complete.

This program will scan the whole disk with two modes - "Quick Scan" and "Deep Scan" to find all lost partitions and data for you.

  • Quick Scan will find your latest or recently deleted partition at a fast speed.
  • Deep Scan will scan and find more and earlier deleted partitions. 
  • If the Quick Scan doesn't find your lost partition, wait patiently till the Deep Scan completes.
Scan lost partitions

During or after the scan, you can double-click the partition marked as "Deleted" to check and view the partition content. If it contains your lost partition data, go to Step 4 and continue. 

Check lost partition contents

Step 4: Select and recover lost partitions

1. Select the lost partition, marked as "Deleted" with previous Labels, capacity etc, and click "Proceed" to continue.
2. Click "Recover Now" to confirm and restore the lost partition.

Scan lost partitions

3. Click the "Execute Operation" button and click "Apply" to restore lost partition.

Scan lost partitions

After all the process, now your boot EFI partition is restored. You can check or redownload boot files into the EFI partition, set the computer to boot from your restored EFI partition again in BIOS. Reboot your PC and then you can continue using your computer again.

Do You Need Specialized Services for System Boot Issues?
EaseUS also provides 1-on-1 remote assistance to fix the boot issue. If the solution above does not work for you, please contact our professionals via Email or LiveChat in this page. To ensure our professional assistance work, you are suggested to connect the unbootable system drive to a healthy computer when getting connected with us.

Method 2. Create EFI partition Windows 10 using CMD

Most likely, users with some computer skills are able to recreate an EFI boot partition by themselves. 

How to manually create EFI partition Windows 10

Step 1. Boot PC with Windows 10/8/7 installation media > press SHFIT + F10 on the first screen to bring up Command Prompt.

Step 2. Type the following commands and click Enter each time:

    diskpart
    list disk
    select disk # Note: Select the disk where you deleted the EFI System partition.
    list partition
    create partition efi
    format quick fs=fat32
    list partition
    list volume Note: Note the volume letter where the Windows OS is installed.

Recover deleted EFI boot partition by cmd.

    exit

    bcdboot X:\windows Note: Replace "X" with the volume letter of the Windows OS partition.

Restore lost EFI partition and fix Windows fail to boot error.

BCDBoot copies the boot files from the Windows partition to the EFI System partition and creates the BCD store in the same partition.

Now you can remove the Windows installation media and restart the computer.

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