How to Remove Old Kernel in Linux

Learn how to remove old kernel in Linux to free up disk space and keep your system clean. Follow these steps to safely uninstall outdated kernel versions and manage your system's kernel list.

Removing old kernels in Linux helps free up disk space and maintain a clean system. Over time, multiple kernel versions accumulate on the system, which can use significant disk space and potentially cause confusion during boot time.

To remove old kernels, you first need to identify the kernels installed on your system. This can be done using package management tools or commands that list all installed kernels. Once you have identified the older versions that you no longer need, you can use the package manager to safely uninstall them. It's important to keep at least one or two recent kernels to ensure you have a fallback option in case of issues with the current kernel.

After removing the old kernels, it's a good practice to update the bootloader configuration to reflect the changes and ensure that only the remaining kernels are listed during boot. This process helps keep your system efficient and organized.

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[centlinux]

If you have any questions in mind, please ask me.

[hardikmaind]

if i want to remove any particular kernal..how to do that

[vinvvinv]

Hi, I have an Ubuntu server installed (CLI) with 14.04 I was looking for kernel 3.13 or below so I picked this Ubuntu server version to install but after installing the OS, the version of the kernel updated automatically to 4.4 now I want to install the 3.13 kernel version how can I do it. Also if I need to download an older version of the kernel & install them what is the process. Kindly reply & help it's a request