GNU/Linux Ubuntu 20.04 Kernel Source Offline Installation
Hi! This tutorial will guide you step-by-step on How to Download and Install Linux Image for Ubuntu 20.04 Focal LTS GNU/Linux.
And the Ubuntu Focal linux-image Package provide the complete Source Code for the Linux Kernel.
Most noteworthy: to achieve this Setup you simply need any Online Computer with a Browser and a USB Stick to Copy the downloaded Package.
But if you dispose of an Android Mobile Phone with Internet Acces, then an Easier Solution should be of using it! See: Internet Connection USB Tethering Guide.
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