> For the complete documentation index, see [llms.txt](https://docs.hollaex.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hollaex.com/how-tos/operator-control-panel/chat.md). # Chat {% hint style="info" %} The Chat system is available on Crypto Pro, Enterprise, Boost and Voyageer plans {% endhint %} The Chat system is where users can chat all day long on your exchange. You can turn the chat system feature on or off, and user chat messages are viewed and managed through this page. • **Messages:** Users' chat history is monitorable and manageable and displays the most recent chat messages. In case of inappropriate content, the messages can be deleted and the user can be banned from the chat function altogether by clicking the "BAN USER" button. • **Banned Users:** The list of banned users is displayed here. You can ban users by typing the username of the user to ban and then clicking the ‘BAN’ button. Banned users can be also unbanned with the ‘UNBAN’ button.