diff --git a/packages/coding-agent/README-NEW.md b/packages/coding-agent/README-NEW.md
index 49985e3c..c88ace95 100644
--- a/packages/coding-agent/README-NEW.md
+++ b/packages/coding-agent/README-NEW.md
@@ -100,7 +100,7 @@ The interface from top to bottom:
 - **Editor** - Where you type
 - **Footer** - Working directory, token usage, cost, current model
 
-Extensions can add widgets above/below the editor, a status line, custom footer, or overlays.
+The editor can be temporarily replaced by other UI, like built-in `/settings` or custom UI from extensions. Extensions can also add widgets above/below the editor, a status line, custom footer, or overlays.
 
 ### Editor