Here is the 2D tag opened in Guardian Software.
Heading Hold gain can be reduced or increased if you desire
Auto Turn Co-Ordination that mixes Rudder with Ailerons to produce a nice full-size aircraft like turn with no sideslip.
Then you have your Roll and Pitch angles that can be increased to allow more response from your controls, hence allowing rolls and loops.
Then finally you can enable/disable control stabilization by centering your sticks. You can adjust the area of effective stick stabilization to wide or narrow by adjusting the Centre Stick Box Size.