Motor Fader Wing and Gio @5 Fader Display Units cannot adjust brightness

Symptoms/Issue

How do I change brightness on my external motorized wing or Gio @5 fader displays? 

Description/Explanation of Issue

There is a bug in Eos software through at least v3.0.0 where the FDUs (Fader Display Unit) of Motor Fader Wings and Gio @5 do not respond to the Brightness silders (LCD brightness, contrast, subwing brightness and contrast) in Setup > Desk Settings > Brightness Settings.

Related Links/References

• Brightness Settings | Eos Online eManual