Boot

A step by step tutorial for understanding Linux boot sequence

Boot Repair

Boots to a black screen

Error - File '/boot/grub/i386-pc/extcmd.mod' not found

Error - File '/boot/grub/i386-pc/normal.mod' not found

Error - ‘Initramfs Unpacking Failed’ Error Upon Booting

Fix Boot Problems

Free up space in /boot

GUID Partition Table (GPT)

List all installed kernels

Log boot messages

Master Boot Record (MBR)

Oh no! Something has gone wrong

Prevent UEFI Boot Issues

Speed up boot