This site is being deprecated.
Please see the official X‑Plane Support page for help.
You can set a keyboard shortcut or joystick button to do this. Click the settings tab in the top right drop-down menu (next to the question mark) and pick either joystick or keyboard. More instructions are found in the instructions folder of your downloaded XP!! file. Open the X-Plane Manual and go to section #4, Configuring and Tuning Your X‑Plane Installation
This site is no longer being actively maintained.