How to send a Message in Messcat?¶ Steps¶ Access Your Inbox¶ On the Messcat app, tap on the Inbox tab located on the left screen. Select a Chat¶ If you manage multiple business channels , you might see a list of channels on the filter section. In this case, tap on the desired channel and select a chat to start messaging with customers. Start Interacting with Your Customers¶ Once you've accessed the inbox or selected the appropriate channel, you can now compose and send messages to your customers directly.