The General tab sets the following settings:
Colours: Sets colour used to display each data type on the Data Graph
Altitude As Solid: This sets whether Altitude is shown as a filled-in area or as a line on the Data Graph.
Show Sport Colours in List View: Sets if the rows in List View are shown with a background colour matching the colour set for the sport.
Units for Grand Totals: Sets the units used for the Grand Totals row in the Totals panels.