What is GRUB? GRUB, which stands for GRand Unified Bootloader , is a widely used boot loader for Linux-based operating systems. It's typically installed on the computer's hard drive or another storage device's boot sector. When you start your computer, GRUB is the first program that runs and allows you to choose which operating system or kernel configuration to boot into if you have multiple options installed on your system. Is Grub necessary ? As usual my Indian mind thought of uninstalling the problem maker. At the end, I saw the GRUB manual and figured out, its necessary (not optional). why? GRUB loads the kernel and any necessary initial ramdisk (initrd) files into memory before handing control over to the kernel. Without GRUB, there wouldn't be a convenient way to initiate the boot process and load the operating system kernel. GRUB features are highly beneficial for various use cases, including system maintenance, recovery, and troubleshooting. GRUB is necessa...
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