Pitch angle in auto mode

how do I adjust the maximum pitch angle on the plane, my plane turns up its nose by ~15 degrees, can I do more

Read and perform arduplane TECS tuning,
https://ardupilot.org/plane/docs/tecs-total-energy-control-system-for-speed-height-tuning-guide.html

Yes, it is possible

thanks :slightly_smiling_face: