Upgrade to Linux Kernel 4.0 in Ubuntu and Linux Mint. How to install Linux Kernel 4.0 on Ubuntu 14.10, Ubuntu 14.04, Linux Mint 17.1 and derivatives. Linux Kernel 4.0 has been released with ARM updates, architecture improvements and networking fixes.
You can install Kernel 4.0 on Ubuntu 15.04/14.10/14.04, Linux Mint 17 and other Ubuntu derivative systems. To install Linux Kernel 4.0, download the deb packages from kernel.ubuntu.com and then install it. Follow the instructions given below:
Install Kernel 4.0 on 32 bit Ubuntu Systems
cd /tmp
wget \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-headers-4.0.0-040000_4.0.0-040000.201504121935_all.deb \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-headers-4.0.0-040000-generic_4.0.0-040000.201504121935_i386.deb \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-image-4.0.0-040000-generic_4.0.0-040000.201504121935_i386.deb
sudo dpkg -i linux-headers-4.0*.deb linux-image-4.0*.deb
Install Kernel 4.0 on 64 bit Ubuntu Systems
cd /tmp
wget \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-headers-4.0.0-040000_4.0.0-040000.201504121935_all.deb \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-headers-4.0.0-040000-generic_4.0.0-040000.201504121935_amd64.deb \
kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-vivid/linux-image-4.0.0-040000-generic_4.0.0-040000.201504121935_amd64.deb
sudo dpkg -i linux-headers-4.0*.deb linux-image-4.0*.deb
Once the Linux Kernel has been successfully installed, reboot or restart the system manually or run the following command in Terminal:
sudo reboot
Uninstall Kernel 4.0 From Ubuntu Systems
If you wish to remove and uninstall Kernel 4.0 from 32 bit/64 bit Ubuntu Systems, run the following command:
sudo apt-get remove linux-header-4.0* linux-image-4.0*