Question

How is boot loader imoprtant in pc

Answer 1

a boot loader is very important  

the bootloader can start up recovery mode. When a phone is in recovery, it can execute large pieces of code that totally rewrite the Android operating system. The bootloader is important because it loads both of these pieces of software. Without a working bootloader, your phone is a useless brick.

Answer 2

Alternatively, the bootloader can start up recovery mode. When a phone is in recovery, it can execute large pieces of code that totally rewrite the Android operating system. The bootloader isimportant because it loads both of these pieces of software. Without a working bootloader, your phone is a useless brick.