Install or Upgrade to Kernel 3.14.3 in Ubuntu / Linux Mint

The latest stable Linux Kernel 3.14.3 has been announced by Greg Kroah-Hartman a few hours ago. All users of Kernel 3.14 series are urged to upgrade as soon as possible.

This tutorial will show you how to install or upgrade to this kernel release in Ubuntu 14.04, Ubuntu 13.10, Ubuntu 12.04 and Linux Mint.

Linux kernel 3.14.3 has gathered more drivers and a host of Arch improvements. See the changelog for details.

Install / Upgrade to Kernel 3.14.3:

For graphical way, download the .deb packages from kernel.ubuntu.com and double-click to install them via pop-up Ubuntu Software Center in the below order:

1. linux-headers-3.14.3-031403_3.14.3-xxxx_all.deb

2. linux-headers-3.14.3-031403-generic_3.14.0-xxxx_i386(or amd64).deb

3. linux-image-3.14.3-031403-generic_3.14.0-xxxx_i386(or amd64).deb

For command line way, press Ctrl+Alt+T on keyboard to open terminal. When it opens, follow the steps below:

1. For 32 bit system, download .deb packages by entering the following commands in Terminal:

Enter these commands for 64 bit system:

2. Install the downloaded packages with these commands:

sudo dpkg -i linux-headers-3.14.3-*.deb linux-image-3.14.3-*.deb

3. If you’re using a proprietary driver, you may rebuild (or re-install) it to make it work with the new kernel.

Finally restart your computer.

Uninstall:

If for some reason this kernel release doesn’t work properly for you, reboot into previous kernel (Grub -> Advanced -> select previous kernel) and run this command to remove Linux Kernel 3.14:

sudo apt-get remove linux-headers-3.14.3-* linux-image-3.14.3-*

Finally reboot your computer.

via Install or Upgrade to Kernel 3.14.3 in Ubuntu / Linux Mint | UbuntuHandbook.