This simple tutorial is going to show you how to install or upgrade to the latest version of Linux Kernel(3.6) in Ubuntu 12.04 & 12.10.
Go to the Dash Home -> System Monitor, check your system info and current kernel version. In the picture, it is 32-bit Ubuntu with Linux Kernel 3.2.0-23-generic-pae.
To Install or Upgrade to Linux Kernel 3.6.0:
First download the DEB packages of the new kernel, in previous picture check 32-bit or 64-bit, then:
for 32-bit Ubuntu, click following links to download:
for 64-bit, download:
After downloading, double click to install them using Ubuntu Software Center in order of linux-image-xxx-generic_xxx.deb, linux-image-extra-xxx.deb, linux-headers-xxx_all.deb, linux-headers-xxx-generic-xxx.deb. Or use this command in terminal:
sudo dpkg -i linux-headers-3.6.0-*.deb linux-image-3.6.0-*.deb linux-image-extra-3.6.0-*.deb
Finally, restart your machine.
To Uninstall and Downgrade to previous kernel:
To uninstall as well as to remove un-use kernel, do following steps:
Boot up Ubuntu, launch Synaptic Package Manager (install it from Ubuntu Software Center) from the dash. Search for and remove following packages:
linux-header-x.x.x.x-generic (possiably generic-pae or i686)
x.x.x.x stands for the kernel version you want to remove or uninstall.
After that, run this in terminal (Ctrl+Alt+T):