Quadplane output frequency in octa-quad mode's problem

Guys I have test quadplane very well. Recently I want use octa-quad mode to fly, but I find all the outputs (1 to 12) at high PWM rate (400Hz) include 1 to 4. I use the initial settings only change the parameter Q_FRAME_CLASS to 3, could you help me to deal with this problem.

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I have this problem too.
Any answer , any solution ?