public override void Shutdown()
{
//Shutdown 1 color devices.
var restoreColor = ToRoccatColor(GlobalVarRegistry.GetVariable <RealColor>($"{DeviceName}_restore_fallback"));
talkFx?.SetLedRgb(Zone.Event, KeyEffect.On, Speed.Fast, restoreColor); //Workaround because "RestoreLedRgb()" doesn't seam to work.
talkFx?.RestoreLedRgb();
talkFx?.Dispose();
//Shutdown per key keyboards.
ryosTalkFx?.ExitSdkMode();
ryosTalkFx?.Dispose();
isInitialized = false;
}