Ikea tretakt 2-way communication or not?

Does anyone know if the IKEA Tratakt plug uses 2-way communication?

It is zigbee…

https://homey.app/a/com.ikea.tradfri

I know. but when is shut off the device with the button, homey does not recognise the plug is swiched off. So it does not seem to work hou its suppose to be then.

Contact the app developer.