# Preview your message before sending {start_tabs} {tab|desktop-web} {!start-composing.md!} 1. Write a message. 1. Click the **preview mode** () icon at the bottom of the compose box. 1. *(optional)* Click the **exit preview mode** () icon to edit your message. !!! keyboard_tip "" You can also use Alt + P to toggle between previewing and editing your message. {end_tabs} ## Related articles * [Message formatting](/help/format-your-message-using-markdown) * [Resize the compose box](/help/resize-the-compose-box) * [Mastering the compose box](/help/mastering-the-compose-box)