How to delete EFI partition in Windows 11 once for all?įrom the contents above, we learned it’s literally hard to delete the EFI system partition for it’s protected by Windows.

Therefore, the EFI system partition is always protected that you can’t find it in File Explorer and even when you use the utility of Disk Management, the volume deletion option is greyed out. In a word, if the EFI partition is deleted, the installed Windows 11 won’t be bootable. The partition acts as an interface for the PC to boot Windows 11 off and without it, the PC can’t successfully boot into Windows.

In terms of Part 1, it’s necessary to have an EFI partition for computer booting. With the help of an EFI partition, PC can create multiple regions on the hard disk so that different info can be stored and managed respectively.ĭ) Data files What if we delete the EFI partition? When a PC boot, EFI adheres to the UEFI to load files and system utilities. Question from What’s the EFI system partition?ĮFI, short for extensive firmware interface, partition is a system partition used as a partition on most storage devices such as HDD and SSD. What’s this partition and how to delete it?”

When I tried deleting it, I found the ‘delete volume’ option was greyed out. When the upgrade was done, I found a 100MB partition without a drive letter appear via Disk Management. We will be happy to help.“Recently, I upgraded my PC from Windows 10 to Windows 11. So I would request you to not delete those partitions.ĭo get back to us for any issues pertaining to Windows in the future. Present in a computer that are used by the firmware at boot time, system utility programs that are intended to be run before an operating system is booted, and data files such as error logs. Therefore, the file system specification is independent from the original FAT specification.ĮSP contains the boot loader programs for all installed operating systems (which are contained in other partitions on the same or other storage device), device driver files for devices An ESP needs to be formatted with a file system whose specification is based on the FAT file system and maintained as part of the UEFI specification Up and booted, UEFI firmware loads files stored on the ESP to start installed operating systems and various utilities. EFI System partition ( ESP) is a partition on a data storage device (usually a hard disk drive or solid-state drive) that is used by computers adhering to the Unified Extensible Firmware Interface (UEFI).

Efi system partition windows 10 delete