Upgrade Linux Kernel on Ubuntu 16.04. Terminal commands to install Linux Kernel 4.5.3 on Ubuntu 16.04 and Ubuntu Derivatives. Linux Kernel 4.5.3 has been released with various updates.
Install Kernel 4.5.3 On 32-Bit Ubuntu Systems
Run the following commands in Terminal to install Linux Kernel 4.5.3 on 32 bit Ubuntu Systems:
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-headers-4.5.3-040503_4.5.3-040503.201605041831_all.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-headers-4.5.3-040503-generic_4.5.3-040503.201605041831_i386.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-image-4.5.3-040503-generic_4.5.3-040503.201605041831_i386.deb
$ sudo dpkg -i linux-headers-4.5.3*.deb linux-image-4.5.3*.deb
Install Kernel 4.5.3 On 64-Bit Ubuntu Systems
Run the following commands in Terminal to install Linux Kernel 4.5.3 on 64 bit Ubuntu Systems:
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-headers-4.5.3-040503_4.5.3-040503.201605041831_all.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-headers-4.5.3-040503-generic_4.5.3-040503.201605041831_amd64.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v4.5.3-wily/linux-image-4.5.3-040503-generic_4.5.3-040503.201605041831_amd64.deb
$ sudo dpkg -i linux-headers-4.5.3*.deb linux-image-4.5.3*.deb
Once the Kernel is installed, run the commands given below to update GRUB and reboot the system. While rebooting the computer, select the newly released Kernel in GRUB :
$ sudo update-grub
$ sudo reboot
Remove Kernel
If you aren’t happy with the Kernel and wish to uninstall and remove the newly installed Kernel, run the following command:
$ sudo apt-get remove 'linux-headers-4.5.3*' 'linux-image-4.5.3*'