Updating Ubuntu 18.04.1 to 18.04.3 – Step-by-step
Hi! The Tutorial Shows You Step-by-Step How to Update from Ubuntu 18.04.1 to 18.04.3 GNU/Linux.
Especially relevant: to fully Upgrade Ubuntu 18.04.1 to 18.04.3 is Required the Installation of the HWE (Hardware Enablement) Stack that is derived from 18.10.
Finally, with this Upgrade also your Ubuntu Bionic Kernel should be Upgraded to 5.x.
1. Terminal QuickStart
How to Quick-Start with Command Line on Ubuntu:Console Ubuntu QuickStart Guide
First, to Update the Apt Repo Sources with:
sudo apt update