2 Methods to Restore/Repair Deleted EFI Boot Partition in Windows 10/8/7

Tracy King updated on Dec 04, 2018 to Partition Master | How-to Articles

When the EFI boot partition in your computer get deleted by mistake and the PC cannot boot anymore, do you know how to restore accidentally deleted EFI partitions including the boot partition from your PC? Here in this article, you'll find two effective methods to restore or repair deleted EFI boot partition in Windows 10/8/7. Just follow and find solutions to recover the deleted EFI partition now.

Method 1. Restore deleted EFI partition with partition manager 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 software and follow below-offered tips to restore EFI boot partition:

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 Windows 10 is supported

# 1. Boot computer from bootable disk when EFI boot partition is lost/deleted

 

Step 1: Prepare a disc or drive

To create a bootable disk of EaseUS Partition Master, you should prepare a storage media, like a USB drive, flash drive or a CD/DVD disc. Correctly connect the drive to your computer.

Launch EaseUS Partition Master, go to the "WinPE Creator" feature on the top. Click on it.

create easeus partition master bootable disk

Step 2: Create EaseUS Partition Master bootable drive

You can choose the USB or CD/DVD when the drive is available. However, if you do not have a storage device at hand, you can also save the ISO file to a local drive, and later burn it to a storage media. Once made the option, click "Proceed".

create easeus partition master bootable disk

You have created an EaseUS Partition Master WinPE bootable disk now. You can manage your hard disks and partitions through the bootable drive whenever the computer fails to boot normally.

If you have RAID drives, load the RAID driver first by clicking Add Driver from the menu bar, which can help you add the driver of your device under WinPE environment, as some specific device cannot be recognized under WinPE environment without drivers installed, such as RAID or some specific hard disk.

Follow the on-screen guidance and you’ll get your computer to boot up then.

# 2. Restore lost EFI boot partition 

After you can boot computer into a normal state, it’s time to restore lost EFI boot partition now. 

 

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 deleted partition with a fast speed.
  • Deep scan will scan and find more and earlier deleted partitions.
Scan lost partitions

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.

Method 2. Create lost/deleted EFI partition by using CMD

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

Why Choose EaseUS Partition Master?

"I've used Partition Master Professional many times to create, delete, format, move, rename, and resize partitions."PCWorld

"Partitioning tools have come a very long since the days of complicated command line utilities and EASEUS Partition Master is one of the most advanced programs available."TECH ADVISOR

"I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes."Lifewire

Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

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