Install or Upgrade Linux Kernel 3.18 rc2 Vivid in Ubuntu and Linux Mint

kernel is a computer program that manages input/output requests from software, and translates them into data processing instructions for the central processing unit and other electronic components of a computer. The kernel is a fundamental part of a modern computer’s operating system.

Linux Kernel 3.18 rc2 Vivid Changelog : 

MIPS: loongson2_cpufreq: Fix CPU clock rate setting mismerge
MIPS: ptrace.h: Add a missing include
ACPI / fan: remove unused macro
ACPI / fan: remove no need check for device pointer
ACPI / fan: use acpi_device_xxx_power instead of acpi_bus equivelant
ACPI / fan: convert to platform driver
ACPI / Fan: add ACPI 4.0 style fan support
ACPI / Fan: support INT3404 thermal device
Thermal: move the KELVIN_TO_MILLICELSIUS macro to thermal.h
Thermal: introduce INT3402 thermal driver

For more information on the major Linux Kernel Changes in the upcoming version  3.18 rc2 vivid please consult this page.

To Install Linux Kernel 3.18 rc2 Vivid in Linux Ubuntu (12.04, 12.10, 13.04, 13.10, 14.04, 14.10), mint (14,15,16,17) and ubuntu derivative system, open a new Terminal window and bash (get it?) in the following commands:

For Linux System 32 bit 

For Linux System 64 bit