update

Author: LadyBluenotes

src/routes/reference/reactive-utilities/untrack.mdx

@@ -43,13 +43,12 @@ Function executed outside the current tracking context.
 
 - **Type:** `T`
 
-Returns the value produced by `fn`.
+Returns the value produced by `fn` unchanged.
 
 ## Behavior
 
-- Signals read inside `untrack` do not become dependencies of the surrounding computation.
-- `untrack` does not disable reactivity globally; it only affects reads inside the provided function.
-- Surrounding effects and memos do not subscribe to values read only inside `untrack`.
+- `untrack` only affects reads inside the provided function. Signals read there do not become dependencies of the surrounding computation.
+- On the server, `untrack` runs through the server runtime's `batch` implementation.
 
 ## Examples