I have a free version of DJI Flight simulator. I'm using a F710 Logitech Gamepad. None of the drones are getting armed especially in the racing fields under entertainment. It takes time to do it in tunnel run/ free flight but it doesn't work in racing AT ALL. How do I fix this?

I have a free version of DJI Flight simulator. I'm using a F710 Logitech Gamepad. None of the drones are getting armed especially in the racing fields under entertainment. It takes time to do it in tunnel run/ free flight but it doesn't work in racing AT ALL. How do I fix this?