GNU/Linux Ubuntu 20.04 Installing Linux Kernel Headers Guide
Hi! The Tutorial shows you Step-by-Step How to Install Linux Kernel Headers in Ubuntu 20.04 Focal LTS GNU/Linux.
And Ubuntu Focal Kernel Headers contain the C Header Files for the Linux Kernel.
Which offers the various Function and Structure Definitions required when Compiling any Code that Interfaces with the Kernel, such as Kernel Modules or Device Drivers and some User Programs.
Last, possibly to Install a Custom Kernel with Headers you may see: Installing Kernels Tutorial.

1. Terminal Quick-Start
How to Quick-Start with Command Line on Ubuntu
First, Update the Apt Repo Sources with:
sudo apt update
Contents
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