How to Delete EFI System Partition safely?

January 19, 2017

Is there a safe way to delete EFI system partition without harming other data on the same drive? In this article, we recommend you a powerful software so to achieve this job safely and easily.

About EFI system partition

An EFI system partition (ESP for short) is created, as long as you successfully install Windows OS on a GPT disk of your computer. ESP contains the boot loader programs for installed OS, device driver files for devices present in a computer that are used by the firmware at boot time, system utility programs that are intended to be run before an OS is booted, and data files as error logs. It is necessary for bootable system, but there are still exception that you can delete it, for example, you may want to delete EFI system partition while uninstalling Windows system so to free up some disk space. In this situation, how can you remove EFI system partition? Since it is protected and locked by the Windows OS, you can’t delete EFI system partition using Disk Management tool. Don’t worry, free AOMEI Partition Assistant can be helpful.

Which software is the best to delete EFI system partition?

AOMEI Partition Assistant is a powerful software, which helps to delete EFI system partition safely, that is to say, you can use it to remove EFI system partition without harming other data on the same drive. It’s compatible with all Windows editions including Windows 7/8/8.7/10/XP/Vista, both 32bit and 64bit. In addition, you can use it to remove GPT partition style, create bootable media, and so on. Next, we’ll show you how to delete EFI partition with it.

How to delete EFI system partition safely?

1. Download, install and launch AOMEI Partition Assistant Standard.

2. Connect a USB drive or CD to your computer and click “Make Bootable Media” and follow the wizard to create a bootable disk.

Make Bootable Media

3. Boot from the bootable disk and AOMEI will show up automatically. In the main interface, right Click the EFI partition that you want to remove and select “Delete Partition”.

Delete Partition

4. In pop-out Window, choose “Delete partition quickly” or “ Delete partition and prevent data recovery, ...”, then click “OK”.



  • “Delete partition quickly” will delete a partition without wiping partition sectors.

  • “Delete partition and prevent data recovery, ...” deletes a partition and fully wipes partition sectors. In this situation, the data recovery software cannot recover the data on the partition.

Once you delete EFI system partition, there is an unallocated space on its location and then you can add this unallocated space to other existing partition to extend partition. And do remember to click “Apply” button on the top left corner so to apply the operations.