From 0f726ddec0c548704353d18dce26e46c96c5a0ba Mon Sep 17 00:00:00 2001
From: Qichen Zhu <57348009+QichenZhu@users.noreply.github.com>
Date: Tue, 14 Apr 2026 13:26:21 +1200
Subject: [PATCH] Fix accessibilityState={{expanded: false}} ignored on iOS

---
 .../ComponentViews/View/RCTViewComponentView.mm      | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/packages/react-native/React/Fabric/Mounting/ComponentViews/View/RCTViewComponentView.mm b/packages/react-native/React/Fabric/Mounting/ComponentViews/View/RCTViewComponentView.mm
index 8aeb2f76c2b6..386bfe750217 100644
--- a/packages/react-native/React/Fabric/Mounting/ComponentViews/View/RCTViewComponentView.mm
+++ b/packages/react-native/React/Fabric/Mounting/ComponentViews/View/RCTViewComponentView.mm
@@ -1525,11 +1525,15 @@ - (NSString *)accessibilityValue
         addObject:RCTLocalizedString(
                       "mixed", "a checkbox, radio button, or other widget which is both checked and unchecked")];
   }
-  if (accessibilityState.expanded.value_or(false)) {
-    [valueComponents
-        addObject:RCTLocalizedString("expanded", "a menu, dialog, accordian panel, or other widget which is expanded")];
+  if (accessibilityState.expanded.has_value()) {
+    if (accessibilityState.expanded.value()) {
+      [valueComponents
+          addObject:RCTLocalizedString("expanded", "a menu, dialog, accordian panel, or other widget which is expanded")];
+    } else {
+      [valueComponents
+          addObject:RCTLocalizedString("collapsed", "a menu, dialog, accordian panel, or other widget which is collapsed")];
+    }
   }
-
   if (accessibilityState.busy) {
     [valueComponents addObject:RCTLocalizedString("busy", "an element currently being updated or modified")];
   }