Control Assignment - select by moving
Just move the control which you want to assign or tab on it on the screen. The control gets marked red. Unselect the control is possible by just tabbing somewhere beside any control.
There is also a drop-down menu on the top of the screen with more options. Depending on the menu this options may vary. Here all options are listed:

• Virtual switches, you will see only created virtual switches

• Fixed value, choose a value between -100% and +100% as a fixed value for this function.

• Function output, choose a function from the list

• Control selection via switching or touch, this view is the default view for the control assignment menu.

Switch Assignment - select by moving
Just move the switch which you want to assign. The switch gets marked red and a small symbol besides appears and marks the assigned position of the switch blue. There is also a drop-down menu on the top of the screen with more options.

• Virtual switches, you will see only the created virtual switches, choose by tabbing

• Fixed switch, choose between open or closed state as a fixed state, this view is the default view and the state is closed by default.

• Switch selection via switching

• Flight Mode Switch, choose from the "Flight Mode List", now this flightmode will act like a switch. Also you could use the "invert checkbox" on the bottom.