Install / Upgrade Linux Kernel 3.12.20 On Ubuntu / LinuxMint

In this Tutorial I will show you how to Install the Latest version of Kernel 3.12.20 On Ubuntu 14.04LTS / 13.10 / 12.04LTS/ LinuxMint / Debian systems.

The Latest stable version of Kernel is 3.12.20 and it is released on 16th May 2014

Installation steps

Step 1: Download the Latest version of Kernel form the Kernel.ubuntu.com, or use wget for downloading the deb files

Direct or use wget

For downloading the deb files directly Click HERE

If you want to download using wget copy the below commands and paste it in terminal one by one according to your cpu architecture

For 32 bit systems

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-headers-3.12.20-031220_3.12.20-031220.201405160935_all.deb

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-headers-3.12.20-031220-generic_3.12.20-031220.201405160935_i386.deb

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-image-3.12.20-031220-generic_3.12.20-031220.201405160935_i386.deb


For 64 bit systems

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-headers-3.12.20-031220_3.12.20-031220.201405160935_all.deb

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-headers-3.12.20-031220-generic_3.12.20-031220.201405160935_amd64.deb

wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.20-trusty/linux-image-3.12.20-031220-generic_3.12.20-031220.201405160935_amd64.deb

Step 2: After successfull downloading  install it

sudo dpkg -i linux-headers-3.12.20* linux-image-3.12.20* .deb

Step 3:Verify installed Version

After successfull installation reboot the system and type in the terminal 

uname -r

(Display's the current active kernel version)

Removing  Kernel 3.12.20

For removing the Kernel 3.12.20 run the below command in terminal or use synaptic package manager

sudo apt-get remove linux-headers-3.12.20* linux-image-3.12.20*