


How to install the Linux kernel on Ubuntu 22.04 Detailed tutorial!
To install the Linux kernel on Ubuntu 22.04 you can follow the steps below:
- Update system: First, make sure your Ubuntu system is up to date and execute the following command to update system packages:
sudo apt update sudo apt upgrade
- Download the kernel file: Visit the official Linux kernel website (
) Download the required kernel version. Select a stable version and download the source code file (with .tar.gz or .tar.xz extension), for example:
wget
- Unzip the file: Use the following command to unzip the downloaded kernel Source code file:
tar -xf linux-5.14.tar.xz
- Install build dependencies: Install the tools and dependencies required to build the kernel. Execute the following command:
sudo apt install build-essential libncurses-dev bison flex libssl-dev libelf-dev
- Configure the kernel: Enter the decompressed kernel source code directory and configure it using the default configuration file:
cd linux-5.14cp /boot/config-$(uname -r) .config
- Compile the kernel: Execute the following command to compile the kernel:
make
- Install the kernel: Execute the following command to install the compiled kernel:
sudo make install
- Update boot: Update the bootloader to recognize the newly installed kernel. Execute the following command:
sudo update-grub
- Restart the system: After completing the installation, restart the system to apply the new kernel:
sudo reboot
After the system restarts, Ubuntu will use the newly installed kernel version. You can verify the kernel version by running the following command:
uname -r
Please note that the above steps only cover the basic kernel installation process. Specific configuration and customization needs may require further understanding and adjustment. Before proceeding with a kernel update, make sure to carefully consider and evaluate the risks on the target system, and make sure to back up important data.
The above is the detailed content of How to install the Linux kernel on Ubuntu 22.04 Detailed tutorial!. For more information, please follow other related articles on the PHP Chinese website!

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