As far as the GUI font (too small to read) is concerned, you need to depart from the Display Settings, Display Resolution Windows recommendation of 3840 X 2160 to 1600 X 900 to see the GUI controls.

1. When opening OpenSim 4.0 to work through tutorial, I could hardly read the GUI, I guess, fonts, on the tool bar, and really size 1-2 fonts for file names for the gait example. How do change the display to be larger for OGs. I have a Dell 2018 2. I would like to know what a steep learning curve cu...