XP FO - Your First Officer, Captain

XPFO Help & EULA XPFO Help Voice-first control and call-outs for X-Plane Overview XPFO lets you create per-aircraft voice folders. Lock a folder to start listening and monitoring datarefs; unlock to edit and manage voice commands or call-outs. Network setup Open Settings (gear icon on the root screen). Enter the X-Plane host/IP (the machine running X-Plane). On X-Plane, find it in Settings → Network . Use UDP ports 49000/49000 unless you changed them in X-Plane. Run the “Listen” RREF test with a known dataref (e.g., sim/cockpit2/gauges/indicators/altitude_ft_pilot ). A green indicator and changing values confirm the link. Datarefs vs Commands Dataref: A simulator variable you can read/write (e.g., .../altitude_ft_pilot ). Used in criteria and in actions when the type is “Dataref.” ...