Introductory course on interpreting GOES-R satellite images?
There are numerous short modules offered by UCAR's COMET/METED website: https://www.meted.ucar.edu/training_detail.php
Modules specific to GOES-R include (but aren't limited to):

GOES-R/JPSS test cases for convection initiation and wildfires.
Advanced Baseline imager
A satellite foundational course

There are 19 courses with GOES-R in the title.