diff --git a/desktop_env/server/main.py b/desktop_env/server/main.py
index c5b383f..847f28b 100644
--- a/desktop_env/server/main.py
+++ b/desktop_env/server/main.py
@@ -299,6 +299,7 @@ def get_accessibility_tree():
         desktop: Accessible = pyatspi.Registry.getDesktop(0)
         desktop_xml: _Element = _create_atspi_node(desktop)
         return jsonify({"AT": lxml.etree.tostring(desktop_xml, encoding="unicode")})
+    # TODO: Windows AT may be read through `pywinauto` module, however, two different backends `win32` and `uia` are supported and different results may be returned
     else:
         return "Currently not implemented for platform {:}.".format(platform.platform()), 500