You can add new fields in the Pre-Chat window to collect information you need from visitors.
Click Campaign at the left menu;
Note: If you have multiple campaigns, please choose the campaign you are using from the right top dropdown list.
Create your own field in the New Field window and set visible or required property for visitors, then click OK;
Note: Visible means that the field will be shown in the pre-chat window. Required means the visitors need to fill in this field.
After that, the new field will appear in the Pre-Chat window and the visitors need to fill in the required fields before starting a chat. Meanwhile, the information filled in the Pre-chat window will be displayed on Agent Console Window for agents.