How build grub from source on Linux

GRUB compile from source on Linux

GRUB is the acronym for GNU GRand Unified Bootloader: it is the bootloader used in practically all Linux distributions out there. Early in the boot stage, the bootloader is loaded by the machine firmware, either BIOS or UEFI (GRUB supports both of them), and it loads one of the available kernels. Being an essential software, grub is installed by default and available in the official repositories of distribution we are using;

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