Either use it manually to download all needed things from Index of /~kernel-ppa/mainline
For 64 bit architecture, you should download these kind of files
linux-headers-VERSION-NUMBER_all.deb
linux-headers-VERSION-NUMBER_amd64.deb
linux-image-VERSION-NUMBER_amd64.deb
linux-modules-VERSION-NUMBER_amd64.deb
Now it’s time to install downloaded kernel. First do into the directory where you’ve downloaded kernel and enter following command. Make sure there isn’t any other “.deb” file in that directory other than downloaded kernel files.
sudo dpkg -i *.deb
or follow this : [HOW TO] Easily install the latest available Kernel When you have Net Connection