# Open settings
Background system settings, system parameters, add a switch type parameter:
`show_comment_orderdetail`
# User initiates communication
[https://www.yuque.com/apifm/nu0f75/xkug1y](https://www.yuque.com/apifm/nu0f75/xkug1y)
To call the message feedback interface, the `type` parameter must be passed 6, and `refId` must be passed the order ID.
#Admin reply
View the order details page to see the user's message information and also support replies.