Update Linux kernel 6.6.12 on Ubuntu / Linux Mint system

Linux kernel is the essential part of any Linux operating system. It is responsible for resource allocation, low-level hardware interfaces, security, simple communications, basic file system management, and more. Written from scratch by Linus Torvalds (with help from various developers), Linux is a clone of the UNIX operating system. It is geared towards POSIX and Single UNIX Specification compliances.

The heart of a Linux distribution

The Linux kernel is the heart of a Linux distribution. If you are a long time Linux user, you may have stumbled across upgrades to the default Linux kernel packages, which lead to better support for certain hardware components or peripherals.

How to : Update/upgrade to Linux Kernel 6.6.12 Stable on Ubuntu, Zorin and Linux Mint ?

To install on Linux Ubuntu 20.04 'Noble Numbat', Zorin 17 and Linux Mint 21.2 "Victoria", press Ctrl + Alt + T on keyboard to open terminal, and run command:

Change to Downloads Folder :

$ cd Downloads/

Download kernel packages using wget, open terminal, and run command:

$ wget -c https://kernel.ubuntu.com/mainline/v6.6.12/amd64/linux-headers-6.6.12-060612-generic_6.6.12-060612.202401151837_amd64.deb \\ https://kernel.ubuntu.com/mainline/v6.6.12/amd64/linux-headers-6.6.12-060612_6.6.12-060612.202401151837_all.deb \\ https://kernel.ubuntu.com/mainline/v6.6.12/amd64/linux-image-unsigned-6.6.12-060612-generic_6.6.12-060612.202401151837_amd64.deb \\ https://kernel.ubuntu.com/mainline/v6.6.12/amd64/linux-modules-6.6.12-060612-generic_6.6.12-060612.202401151837_amd64.deb

or Download from Ubuntu official site :

Change permission file to get access from users :

$ sudo chmod +x *.deb

Install package (.deb) to update and upgrade kernel :

$ sudo dpkg --install *.deb

finished, reboot your system, open terminal, and run command:

$ sudo systemctl reboot -i

Check kernel vesion after reboot the ubuntu system :

$ uname -a
$ lsb_release -a