The first stable version of Linux Kernel 3.4 has been released few days ago.

This tutorial shows how to install the linux kernel 3.4.0 on Ubuntu 12.04 and 11.10.

There’re two ways: installing the .deb packages and using the repositories of Ubuntu 12.10

NOTE: It’s not worth your while installing this new kernel unless old kernel has problems on your Ubuntu. Install the kernel at your own risk if you have decided to! It might break your system!

Method 1

It provides FTP downloading for .deb packages of Linux Kernel 3.4 (For Ubuntu 12.04 and 12.10).

for amd 64-bit:

    linux-headers-3.4.0-xxx-generic_3.4.0-xxx_amd64.deb
    linux-headers-3.4.0-xxx_3.4.0-xxx_all.deb
    linux-image-3.4.0-xxx-generic_3.4.0-xxx_amd64.deb

for i386 32-bit:

    linux-headers-3.4.0-xxx-generic_3.4.0-xxx_i386.deb
    linux-headers-3.4.0-xxx_3.4.0-xxx_all.deb
    linux-image-3.4.0-xxx-generic_3.4.0-xxx_i386.deb

i386 with more than 4GB RAM download pae kernel:

    linux-headers-3.4.0-xxx-generic-pae_3.4.0-xxx_i386.deb
    linux-image-3.4.0-xxx-generic-pae_3.4.0-xxx_i386.deb

Method 2

Add repositories of Ubuntu 12.10 by editing “/etc/apt/sources.list”

sudo gedit /etc/apt/sources.list

and add following lines:

    deb http://security.ubuntu.com/ubuntu quantal-security main universe restricted multiverse
    deb-src http://security.ubuntu.com/ubuntu quantal-security main universe restricted multiverse
    deb http://it.archive.ubuntu.com/ubuntu/ quantal-updates main universe restricted multiverse
    deb-src http://it.archive.ubuntu.com/ubuntu/ quantal-updates main universe restricted multiverse
    deb http://it.archive.ubuntu.com/ubuntu/ quantal main universe restricted multiverse
    deb-src http://it.archive.ubuntu.com/ubuntu/ quantal main universe restricted multiverse

Then update and install the kernel:

sudo apt-get update
sudo apt-get install linux

For PAE kernel:

sudo apt-get install linux-generic-pae

After installation, re-install device drivers of graphics card, sound card, wireless card, etc.

Finally, restart!