Elero USB Transmitter to control Elero and Weinor products

On my side all is working. In Apple Home I can open and close my shutters but I can’t stop the while going down or up. Any idea from you guys to help me? Thanks in advance!

 - platform: elero
    covers:
      kueche:
        serial_number: xyz
        name: 'Küche'
        channel: 1
        device_class: roller shutter
        supported_features:
          - up
          - down
          - stop
          - set_position
          - open_tilt
          - close_tilt
          - stop_tilt
          - set_tilt_position