To upgrade your kernel on Ubuntu, you would use the following two apt commands and then reboot: $ sudo apt update As mentioned before, the old kernel will stick around in case there is a problem with the new one. The new kernel will not be immediately usable, but after a reboot, your system will boot into the new kernel that was downloaded. Ubuntu installs new kernels whenever you do a full system upgrade. $ – requires given linux commands to be executed as a regular non-privileged user # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command Privileged access to your Linux system as root or via the sudo command. Requirements, Conventions or Software Version Used
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How to remove old kernels on Ubuntu Software Requirements and Linux Command Line Conventions Category How to upgrade to the lastest Ubuntu kernel.How to view kernel version currently in use.How to view a list of all installed kernels.How to remove a specific kernel with apt command.How to remove all old kernels with apt command.In this tutorial, we will show you how to view the old kernels installed on your Ubuntu system, and also how to remove them. This is a nice feature, although the old kernels can take up storage space. When the kernel is updated on Ubuntu, the operating system will keep some old kernels lying around, in case there is a problem with a new kernel and you need to revert to an older one. Like the rest of the system components, the Linux kernel also gets updated every once in a while. In this tutorial you will learn how to remove old kernels from Ubuntu Linux system. The Linux kernel is the core Ubuntu Linux, as well as all other Linux distributions.