Hello,   When the parameters 41,42,44 are changed (I don't know if some more). The request is sent correctly, but the parameters are not updated. On receiving the return message, the parameter is always set to 0.     These parameters are essential to reduce the traffic of these multi-sensors.   Please login or register to see this image. /monthly_2022_05/image.png.251914f993d26c867997605dcc759ed8.png" />     Edit: Solved, the solution proposed in