diff --git a/docs/basic-usage/the-chat-interface.md b/docs/basic-usage/the-chat-interface.md
index 09cf7e3a..3ad745e2 100644
--- a/docs/basic-usage/the-chat-interface.md
+++ b/docs/basic-usage/the-chat-interface.md
@@ -26,6 +26,12 @@ The chat interface consists of the following main elements:
3. **Action Buttons:** These buttons appear above the input field and allow you to approve or reject Zoo Code's proposed actions. The available buttons change depending on the context.
+ When you have sent follow-up messages in a task, the user-and-up-arrow button in this row jumps to your previous message. Click it repeatedly to move backward through the messages you sent.
+
+
+
+
+
4. **Send Button:** This looks like a small plane and it's located to the far right of the input field. This sends messages to Zoo after you've typed them.
5. **Plus Button:** The plus button is located at the top in the header. It switches to the Chat tab and focuses the input. To reset the session, start a new task or clear the current task.
diff --git a/static/img/the-chat-interface/previous-user-message-button-dark.png b/static/img/the-chat-interface/previous-user-message-button-dark.png
new file mode 100644
index 00000000..50ede537
Binary files /dev/null and b/static/img/the-chat-interface/previous-user-message-button-dark.png differ
diff --git a/static/img/the-chat-interface/previous-user-message-button-light.png b/static/img/the-chat-interface/previous-user-message-button-light.png
new file mode 100644
index 00000000..4d23bf03
Binary files /dev/null and b/static/img/the-chat-interface/previous-user-message-button-light.png differ