GNU/Linux Ubuntu 18.04 Installing Google Fonts – Step by step Guide
How to Download and Install Google Fonts in Ubuntu 18.04 Bionic LTS GNU/Linux – Step by step Tutorial.
And Google Fonts for Ubuntu 18.04 is a library of 1023 free licensed Font Families, an interactive Web Directory for browsing the library, and APIs for conveniently using the fonts via CSS and Android.
Finally, this guide includes detailed instructions on Getting Started with Google Fonts on Ubuntu.

1. Launching Shell Emulator
Open a Terminal window
Ctrl+Alt+t on desktop
(Press “Enter” to Execute Commands)
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