What is an EFI system partition (ESP)?

2015-3-7, Posted by Admin to Portable Windows Creator

The EFI System Partition (also called ESP) is a FAT32 formatted physical partition from where the UEFI firmware launches the UEFI bootloader and application. It is a OS independent partition that acts as the storage place for the EFI bootloaders and applications which the firmware launches them. It is mandatory for UEFI boot.

 

EFI system partition
EFI system partition