From 8b902e1e10cfab88378a8ac6139d9611bfedb8ed Mon Sep 17 00:00:00 2001
From: Simon <10131203+gaomeng1900@users.noreply.github.com>
Date: Thu, 2 Jul 2026 02:32:33 +0800
Subject: [PATCH] docs(ext): add limitations section

---
 packages/extension/docs/extension_api.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/extension/docs/extension_api.md b/packages/extension/docs/extension_api.md
index bb48461..730e5b2 100644
--- a/packages/extension/docs/extension_api.md
+++ b/packages/extension/docs/extension_api.md
@@ -96,6 +96,10 @@ Returns: `Promise<ExecutionResult>`
 
 Stop the current task.
 
+## Limitations
+
+- **Normal browser windows only.** This extension relies on tab group API which does not work for pop-up window or PWA App window.
+
 ## Types
 
 Install `@page-agent/core` for complete types: