Freezing aux servo on startup

hello all , I have configure my aux servo with RC8 and it works correctly, but when i reboot the system the servo sweeping twic then go to disarmed PWM . How can I fixing "Don’t move the servo at start " the aux servo when I reboot the system. I don’t have safty button
Thanks alot.

Hi @asdasd_asdasd . Did you try to change disarmed pwm value of the channel from actuator tab ? You can check from this link

Thaks for replay, I have tried ‘pwm disable’ but when I powed on, the aux servo to centerd after that go to disabled pwm