Click "Chat" and you will see the main screen. The current message will be displayed on the top box. To change the message, press the space bar, and type the message code for the message you are wanting to send. If the chat isn't working, press the question mark.
All credit to @Zer0_YT - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - This project complies with the Scratch community guidelines. Open chat projects are not allowed. This project is a controlled chat, which is allowed. Please do not report this project. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Version 1.0 What's New: More Safe, Secure, and Simple #chat #cloud #games #real #working #all