How to upgrade Ubuntu 23.04 to Linux Kernel 6.3

Ubuntu 23.04 released just days prior to the release of Linux Kernel 6.3. Ubuntu 23.04 came built with Linux Kernel 6.2 and as with every other updates on a OS, every new Kernel gets support for new processors and devices. For this additional stability and features, we decided to upgrade our Ubuntu 23.04 installation to the latest Linux Kernel 6.3!

Follow through this post to know how to upgrade Ubuntu to 23.04 and linux kernel to the latest Kernel 6.3

Prepare for the upgrade…

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install update-manager-core

Upgrade Ubuntu kernel version

cd /tmp
sudo add-apt-repository ppa:cappelikan/ppa -y
sudo apt-get update
sudo apt install mainline -y

Finishing up

sudo reboot
sudo apt-get update
sudo apt-get upgrade

Check the upgrade

uname -r

That`s it, now you should be running on the latest best-looking Ubuntu 23 and more secure latest Linux Kernel. Do let us know how did the upgrade go for you and feel free to comment if you had any issues.