diff --git a/packages/frontend/src/components/FileManager.vue b/packages/frontend/src/components/FileManager.vue
index e909866..a475aab 100644
--- a/packages/frontend/src/components/FileManager.vue
+++ b/packages/frontend/src/components/FileManager.vue
@@ -1133,7 +1133,7 @@ const handleWheel = (event: WheelEvent) => {
         <!-- 按钮移到 path-bar 外面 -->
         <div class="path-actions"> <!-- 新增包裹容器 -->
           <!-- 恢复使用 props.sftpManager.isLoading 和 props.wsDeps.isConnected.value -->
-          <button class="toolbar-button" @click.stop="loadDirectory(currentPath)" :disabled="isLoading || !props.wsDeps.isConnected.value || isEditingPath" :title="t('fileManager.actions.refresh')"><i class="fas fa-sync-alt"></i></button>
+          <button class="toolbar-button" @click.stop="loadDirectory(currentPath, true)" :disabled="isLoading || !props.wsDeps.isConnected.value || isEditingPath" :title="t('fileManager.actions.refresh')"><i class="fas fa-sync-alt"></i></button> <!-- 添加 true 参数以强制刷新 -->
           <!-- 恢复使用 props.sftpManager.isLoading 和 props.wsDeps.isConnected.value -->
           <button class="toolbar-button" @click.stop="handleItemClick($event, { filename: '..', longname: '..', attrs: { isDirectory: true, isFile: false, isSymbolicLink: false, size: 0, uid: 0, gid: 0, mode: 0, atime: 0, mtime: 0 } })" :disabled="isLoading || !props.wsDeps.isConnected.value || currentPath === '/' || isEditingPath" :title="t('fileManager.actions.parentDirectory')"><i class="fas fa-arrow-up"></i></button>
          <!-- 修改后的搜索区域 -->
diff --git a/packages/frontend/src/composables/useSftpActions.ts b/packages/frontend/src/composables/useSftpActions.ts
index 7ca4ebc..a2c3735 100644
--- a/packages/frontend/src/composables/useSftpActions.ts
+++ b/packages/frontend/src/composables/useSftpActions.ts
@@ -189,21 +189,29 @@ export function createSftpActionsManager(
         return currentNode; // Return the final node found or created
     };
 
-    const loadDirectory = (path: string) => {
+    const loadDirectory = (path: string, forceRefresh: boolean = false) => { // 添加 forceRefresh 参数
         // *** 修改：检查文件树 ***
         const targetNode = findNodeByPath(fileTree, path);
 
-        if (targetNode && targetNode.childrenLoaded) {
+        if (targetNode && targetNode.childrenLoaded && !forceRefresh) { // 检查 forceRefresh
             console.log(`[SFTP ${instanceSessionId}] 使用文件树缓存加载目录: ${path}`);
             // fileList 将通过 computed 属性更新，这里只需更新 currentPathRef
             isLoading.value = false;
             currentPathRef.value = path;
-            return; // 子节点已加载，无需请求
+            return; // 子节点已加载且非强制刷新，无需请求
         }
 
-        // If node doesn't exist or children not loaded, proceed to fetch from backend.
+        // If node doesn't exist, children not loaded, or forceRefresh is true, proceed to fetch from backend.
         // The onSftpReaddirSuccess handler will manage adding/updating the node in the tree.
 
+        // 如果是强制刷新且节点存在，重置其加载状态
+        if (forceRefresh && targetNode) {
+            console.log(`[SFTP ${instanceSessionId}] 强制刷新，重置节点 ${path} 的 childrenLoaded 状态`);
+            targetNode.childrenLoaded = false;
+            // 可选：如果需要立即清除旧数据，可以设置 targetNode.children = null;
+            // targetNode.children = null;
+        }
+
         if (!isSftpReady.value) {
             // 使用通知 store 显示错误
             uiNotificationsStore.showError(t('fileManager.errors.sftpNotReady'), { timeout: 5000 }); // 使用 uiNotificationsStore
@@ -219,7 +227,7 @@ export function createSftpActionsManager(
             return;
         }
 
-        console.log(`[SFTP ${instanceSessionId}] 正在加载目录: ${path}`); // 日志改为中文
+        console.log(`[SFTP ${instanceSessionId}] ${forceRefresh ? '强制' : ''}加载目录: ${path}`); // 日志改为中文，并标明是否强制
         isLoading.value = true;
         // error.value = null; // 不再需要
         currentPathRef.value = path; // 更新外部 ref