GNU/Linux Lite Installing AMD Open Source Drivers Guide
How to Install AMD Open Source Graphics Drivers on GNU/Linux Lite LTS desktop — Step-by-step Tutorial.
These Open Source AMDGPU Graphics Drivers for Lite include Updated Free Graphics Drivers for AMD Graphics Cards.
Especially relevant: as a complement, you may be interested also in the MESA Graphics Drivers Suite Setup.
Moreover, this Open Source AMD Graphics Lite PPA is automatically updated on every upstream change.
Most noteworthy: you may instead want to see how to Install Amdgpu Pro on Linux Lite.

1. Terminal Getting Started Guide
How to Quick Start with Command Line on Linux Lite:
First Update the Apt Repo Sources with:
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.
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