By Ivy / Last Updated July 4, 2019

What is EFI system partition?

EFI system partition (ESP) is a partition on a hard drive or solid-state drive of the (Unified Extensible Firmware Interface) UEFI-based computer, and this partition contains bootloader, device driver files which will be used by firmware at boot time.

Do I need to backup EFI system partition?

EFI system partition contains the bootloader of the UEFI-based computer. When you start the computer, the UEFI firmware will load boot files saved on the ESP and then start the existing operating system. If the partition gets lost or the boot files are missing or corrupted, your computer will be unbootable.

Thus, it’s essential for you to backup EFI system partition. Once something unexpected happens, you can restore EFI system partition and make your computer work properly.

Backup EFI system partition with Windows Backup and Restore

Backup and Restore is a Windows built-in tool in Windows 7, which was also included in Windows 8 and Windows 10. It allows you to create a system image backup and this backup will contain all the system partition, including EFI system partition, system partition, etc.

Step 1. Type Backup and Restore in the search box and select it from the start menu list.

Step 2. Click Create a system image.

Create System Image

Step 3. Specify where you want to save the backup and click Next.

Select Backup Path

Step 4. Confirm the backup settings and click Start Backup to move on.

Backup EFI System Partition

In general, this process will take dozens of minutes, which depends on how much data this partition has.

Besides, you will receive EFI system partition backup error in the following:

1. Windows Backup failed to get an exclusive lock on the EFI system partition (ESP).

That means the files saved on ESP are occupied by another program. In this case, you need to disable security software, which protects the system files.

2. There was a failure in preparing the backup image of one of the volumes in the backup set (0x807800C5).

In general, this error will come with additional information. When you create an EFI system backup, you may receive the specified backup disk cannot be found. This is because of the previous backup files. You just need to find and delete the WindowsImageBackup folder. If you want to save the previous backup, you can move it to a different location.

If you want to avoid the problem mentioned above, you can use a third-party backup and restore software like AOMEI Backupper.

Advanced way to backup EFI system partition for Windows

EFI system partition backup and restore software

AOMEI Backupper has a useful feature called System Backup, which can help you backup EFI system partition in simple ways. In this software, it will automatically select all the system partition which is used at boot time. If your computer is UEFI-based computer, the EFI system partition and system partition will be selected by default.

At the same time, it offers you more useful features. For security, you can encrypt your backup image to prevent unauthorized access. For the capacity issue, you can compress it. Also, you can create a backup at a fixed interval, such as daily, weekly, monthly. For the changed part, you can create an Incremental and differential backup.

In addition, it still supports partition backup, disk backup, file backup, etc. If you are home users, AOMEI Backupper can satisfy your needs. But if you are professional users, you will need more advanced features, you’d better upgrade to its advanced edition.

How to backup EFI system partition in Windows 7/8/10?

Step 1. Download EFI system partition backup software AOMEI Backupper and open it.

Step 2. Click System Backup on the main page of AOMEI Backupper.

System Backup

Step 3.Click to select a path for your backup. You can backup to external hard drive, USB drive, cloud drive like Google Drive, etc.

Select Path

Step 4. If you want to keep the newest version of Partition, you can select one of schedule settings in the following picture.

Schedule Settings

Step 5. Back to the main page and click Start Backup.

When this process finishes, you will get a system backup image. You can restore the system image from external hard drive at any time when the EFI system partition is lost or system crash.

Wrapping things up

It’s essential for you to backup EFI system partition. It contains the boot files of your computer and your computer will be unbootable if this partition is lost.

For backup software, you can use Windows built-in tool Backup and Restore software as well as a third-party tool like AOMEI Backupper. Both can help you backup EFI system partition for Windows and does not cost you a cent.

But you may receive backup failed when you use Windows Backup and Restore to create a backup for EFI system partition. It’s very troublesome. To avoid this situation, you’d better use free AOMEI Backupper. It’s much easier, even for a beginner. What’s more, you can use it to do more thing not just system backup. For example, if you want to backup the entire disk, you can use Disk Backup.