# Sending a new stream message ![New stream message](/static/images/help/new-stream-message.png) To submit a new stream message, first click the **New stream message** button located at the bottom of your screen. ![New stream message](/static/images/help/new-stream.png) A box similar to the one shown in the above image will appear. In the **Stream** field, input the name of the stream you want your message to be located in. When you begin typing a stream name, autocomplete suggestions will appear. ![Stream does not exist](/static/images/help/stream-none.png) If you attempt to input a nonexistent stream name, an error message will appear. Once you have entered your stream name, enter the topic for your message in the **Topic** field. Your topic name can be no longer than 52 characters. Finally, enter your message in the box labeled **Compose your message here...** or messaging box. You can now send your message to the specified stream under the specified topic. You can always delete your message by clicking the **x** () icon located at the top-right corner of your messaging box.