> ## Documentation Index > Fetch the complete documentation index at: https://docs.haunt.site/llms.txt > Use this file to discover all available pages before exploring further. # Ping on Join > Mention a newcoming member in a specific channel. Haunt's prefix is set to `;` by default. Use `;prefix set [character]` to change the prefix for your server. ## Add a Channel You can **add** a channel by using the `pingonjoin add` command. ```javascript Syntax theme={null} ;pingonjoin add (channel) ``` ```javascript Example theme={null} ;pingonjoin add #rules ```

## Remove a Channel You can **remove** a channel by using the `pingonjoin remove` command. ```javascript Syntax theme={null} ;pingonjoin remove (channel) ``` ```javascript Example theme={null} ;pingonjoin remove #rules ```

## Update a Channel

Update a channel to mention a newcoming member in a different **channel**.
You can do this by using the `pingonjoin edit` command.

```javascript Syntax theme={null} ;pingonjoin edit (channel) (new channel) ``` ```javascript Example theme={null} ;pingonjoin edit #rules #partners ```

## Viewing the Channels View every **channel** that you've added with the `pingonjoin view` command. ```javascript Syntax theme={null} ;pingonjoin view ``` ```javascript Example theme={null} ;pingonjoin view ```

## Clearing every Channel Clear every **channel** that you've added with the `pingonjoin clear` command. ```javascript Syntax theme={null} ;pingonjoin clear ``` ```javascript Example theme={null} ;pingonjoin clear ```