diff --git a/com.twin.app.shoptime/src/views/DetailPanel/ProductContentSection/YouMayAlsoLike/YouMayAlsoLike.jsx b/com.twin.app.shoptime/src/views/DetailPanel/ProductContentSection/YouMayAlsoLike/YouMayAlsoLike.jsx
index 5fa108b8..a21f3922 100644
--- a/com.twin.app.shoptime/src/views/DetailPanel/ProductContentSection/YouMayAlsoLike/YouMayAlsoLike.jsx
+++ b/com.twin.app.shoptime/src/views/DetailPanel/ProductContentSection/YouMayAlsoLike/YouMayAlsoLike.jsx
@@ -141,32 +141,39 @@ export default function YouMayAlsoLike({
                 } = product;
 
                 const handleItemClick = () => {
-                  dispatch(finishVideoPreview());
-                  dispatch(finishModalMediaForce());
+                  // Promise 체이닝으로 순서 보장 (Chrome 68, 87 호환성)
+                  Promise.resolve()
+                    .then(() => {
+                      // 1. 기존 비디오 강제 종료
+                      dispatch(finishVideoPreview());
+                      dispatch(finishModalMediaForce());
 
-                  if (themeProductInfos && themeProductInfos.length > 0) {
-                    dispatch(clearThemeDetail());
-                  }
-
-                  // popPanel + pushPanel 대신 updatePanel 사용
-                  // DetailPanel을 언마운트하지 않고 상품 정보만 업데이트
-                  // 이렇게 하면 백그라운드 비디오 제어 상태가 유지됨
-                  dispatch(
-                    updatePanel({
-                      name: panel_names.DETAIL_PANEL,
-                      panelInfo: {
-                        showNm: panelInfo?.showNm,
-                        showId: panelInfo?.showId,
-                        liveFlag: panelInfo?.liveFlag,
-                        thumbnailUrl: panelInfo?.thumbnailUrl,
-                        patnrId,
-                        prdtId,
-                        launchedFromPlayer: launchedFromPlayer,
-                        bgVideoInfo: bgVideoInfo, // 백그라운드 비디오 정보 유지
-                      },
+                      if (themeProductInfos && themeProductInfos.length > 0) {
+                        dispatch(clearThemeDetail());
+                      }
                     })
-                  );
-                  cursorOpen.current.stop();
+                    .then(() => {
+                      // 2. 비디오 종료 후 새로운 상품으로 업데이트
+                      // popPanel + pushPanel 대신 updatePanel 사용
+                      // DetailPanel을 언마운트하지 않고 상품 정보만 업데이트
+                      // 이렇게 하면 백그라운드 비디오 제어 상태가 유지됨
+                      dispatch(
+                        updatePanel({
+                          name: panel_names.DETAIL_PANEL,
+                          panelInfo: {
+                            showNm: panelInfo?.showNm,
+                            showId: panelInfo?.showId,
+                            liveFlag: panelInfo?.liveFlag,
+                            thumbnailUrl: panelInfo?.thumbnailUrl,
+                            patnrId,
+                            prdtId,
+                            launchedFromPlayer: launchedFromPlayer,
+                            bgVideoInfo: bgVideoInfo, // 백그라운드 비디오 정보 유지
+                          },
+                        })
+                      );
+                      cursorOpen.current.stop();
+                    });
                 };
                 // prdtId가 없는 경우를 대비한 안정적인 key 생성
                 const itemKey = prdtId ? `${patnrId}-${prdtId}` : `product-${index}`;
diff --git a/com.twin.app.shoptime/src/views/DetailPanel/components/FavoriteBtn.jsx b/com.twin.app.shoptime/src/views/DetailPanel/components/FavoriteBtn.jsx
index 5af0ef1e..f1ff339a 100644
--- a/com.twin.app.shoptime/src/views/DetailPanel/components/FavoriteBtn.jsx
+++ b/com.twin.app.shoptime/src/views/DetailPanel/components/FavoriteBtn.jsx
@@ -1,4 +1,4 @@
-import React, { useCallback, useEffect } from 'react';
+import React, { useCallback, useRef } from 'react';
 
 import classNames from 'classnames';
 import { useDispatch, useSelector } from 'react-redux';
@@ -30,8 +30,12 @@ export default function FavoriteBtn({
 }) {
   const dispatch = useDispatch();
   const { popupVisible, activePopup } = useSelector((state) => state.common.popup);
+  const clickLockRef = useRef(false);
+
+  const handleFavoriteActivate = useCallback(() => {
+    if (clickLockRef.current) return;
+    clickLockRef.current = true;
 
-  const handleFavoriteClick = useCallback(() => {
     dispatch(
       sendLogTotalRecommend({
         menu: logMenu,
@@ -61,10 +65,34 @@ export default function FavoriteBtn({
     }
   }, [dispatch, favoriteFlag, selectedPatnrId, selectedPrdtId, logMenu]);
 
+  const handleMouseUp = useCallback(
+    (event) => {
+      // 실제 마우스 클릭(detail > 0)만 처리하고 키보드에서 전달된 mouse 이벤트(detail === 0)는 무시
+      if (event?.detail === 0) return;
+      if (event.button !== 0) return;
+      event.preventDefault();
+      event.stopPropagation();
+      handleFavoriteActivate();
+    },
+    [handleFavoriteActivate]
+  );
+
+  const handleClick = useCallback(
+    (event) => {
+      // 키보드(Enter)에서 발생하는 click(detail === 0)만 처리
+      if (event?.detail !== 0) return;
+      event.preventDefault();
+      event.stopPropagation();
+      handleFavoriteActivate();
+    },
+    [handleFavoriteActivate]
+  );
+
   const PopUpOnClick = useCallback(() => {
     setTimeout(() => Spotlight.focus('favoriteBtn'));
     dispatch(setHidePopup());
     onFavoriteFlagChanged(favoriteFlag === 'Y' ? 'N' : 'Y');
+    clickLockRef.current = false;
   }, [dispatch, favoriteFlag, onFavoriteFlagChanged]);
 
   const handleSpotlightDown = useCallback(
@@ -96,7 +124,8 @@ export default function FavoriteBtn({
       role="button"
       aria-label="Register in Favorites"
       tabIndex={0}
-      onClick={handleFavoriteClick}
+      onMouseUp={handleMouseUp}
+      onClick={handleClick}
       onSpotlightDown={handleSpotlightDown}
       data-spotlight-next-down={
         kind === 'item_detail' ? nextDownId || 'product-details-button' : undefined