This is a brief tutorial on how to turn on the lead computing gun sight in the offline arena.
Start off by going into the offline arena and bringing up the clipboard map. Once you have the map up select Options.
Next you will need to select Arena Setup. Now Select Environment. Next select Arena Setting. Now scroll through the list to FlightModeFlags select it and click Change.
In the new flap that opens click on the box next to Lead Computed Gunsight Click Save Click Close. Launch your plane hit the Tab key to select an enemy aircraft you should now see green crosses like with the bombing sight.
and you set your convergence just like in game go to the hanger and set it up, i hope this helps it sure helps in learning how to lead your shots