diff --git a/com.twin.app.shoptime/src/views/DetailPanel/DetailPanel.jsx b/com.twin.app.shoptime/src/views/DetailPanel/DetailPanel.jsx
index f78501fb..bea6cd05 100644
--- a/com.twin.app.shoptime/src/views/DetailPanel/DetailPanel.jsx
+++ b/com.twin.app.shoptime/src/views/DetailPanel/DetailPanel.jsx
@@ -17,7 +17,7 @@ import Spotlight from '@enact/spotlight';
 import { setContainerLastFocusedElement } from '@enact/spotlight/src/container';
 
 import { getDeviceAdditionInfo } from '../../actions/deviceActions';
-import { getThemeCurationDetailInfo } from '../../actions/homeActions';
+import { getThemeCurationDetailInfo, updateHomeInfo } from '../../actions/homeActions';
 import {
   getMainCategoryDetail,
   getMainYouMayLike,
@@ -148,6 +148,23 @@ export default function DetailPanel({ panelInfo, isOnTop, spotlightId }) {
     };
   }, [dispatch]);
 
+  // ✅ [251118] DetailPanel이 사라질 때 HomePanel의 비디오 재생 활성화
+  useEffect(() => {
+    return () => {
+      // DetailPanel이 unmount되는 시점
+      console.log('[DetailPanel] unmount - HomePanel 활성화 신호 전송');
+
+      // HomePanel에서 비디오 재생을 다시 시작하도록 신호 보내기
+      dispatch(updateHomeInfo({
+        name: panel_names.HOME_PANEL,
+        panelInfo: {
+          shouldResumeVideo: true,  // ✅ 신호
+          lastDetailPanelClosed: Date.now(),  // ✅ 시점 기록
+        }
+      }));
+    };
+  }, [dispatch]);
+
   const onBackClick = useCallback(
     (isCancelClick) => (ev) => {
       fp.pipe(
diff --git a/com.twin.app.shoptime/src/views/HomePanel/HomePanel.jsx b/com.twin.app.shoptime/src/views/HomePanel/HomePanel.jsx
index f76d2401..be432816 100644
--- a/com.twin.app.shoptime/src/views/HomePanel/HomePanel.jsx
+++ b/com.twin.app.shoptime/src/views/HomePanel/HomePanel.jsx
@@ -758,6 +758,21 @@ const HomePanel = ({ isOnTop }) => {
     console.log('[HomeActive] 재생 기록 업데이트:', bannerId);
   }, [isOnTop, dispatch]);
 
+  // ✅ [251118] DetailPanel 닫힘 감지 useEffect
+  const detailPanelClosedTime = useSelector(
+    (state) => state.home.homeInfo?.panelInfo?.lastDetailPanelClosed
+  );
+
+  useEffect(() => {
+    if (detailPanelClosedTime && isOnTop) {
+      console.log('[HomePanel] ✅ DetailPanel 닫힘 감지됨!');
+      console.log('[HomePanel] lastDetailPanelClosed:', detailPanelClosedTime);
+      console.log('[HomePanel] isOnTop:', isOnTop);
+      console.log('[HomePanel] videoPlayIntentRef.current:', videoPlayIntentRef.current);
+      console.log('[HomePanel] lastPlayedBannerIdRef.current:', lastPlayedBannerIdRef.current);
+    }
+  }, [detailPanelClosedTime, isOnTop]);
+
   useEffect(() => {
     return () => {
       const c = Spotlight.getCurrent();