diff --git a/packages/frontend/src/components/TerminalTabBar.vue b/packages/frontend/src/components/TerminalTabBar.vue
index 58b5887..335be60 100644
--- a/packages/frontend/src/components/TerminalTabBar.vue
+++ b/packages/frontend/src/components/TerminalTabBar.vue
@@ -127,9 +127,7 @@ const openLayoutConfigurator = () => {
 .terminal-tab-bar {
   display: flex;
   background-color: var(--header-bg-color, #e0e0e0); /* 使用变量 */
-  /* border-bottom: 1px solid var(--border-color, #bdbdbd); */ /* 移除底部边框，让主内容区处理 */
-  border: 1px solid var(--border-color, #bdbdbd); /* 添加完整边框 */
-  border-bottom: none; /* 明确移除底部边框 */
+  border-bottom: 1px solid var(--border-color, #bdbdbd); /* 恢复底部边框 */
   white-space: nowrap;
   height: 2.5rem; /* 固定标签栏高度 */
   box-sizing: border-box; /* 确保 padding 不会增加总高度 */
diff --git a/packages/frontend/src/stores/fileEditor.store.ts b/packages/frontend/src/stores/fileEditor.store.ts
index 6cc0724..9df3ac4 100644
--- a/packages/frontend/src/stores/fileEditor.store.ts
+++ b/packages/frontend/src/stores/fileEditor.store.ts
@@ -58,6 +58,7 @@ export const getLanguageFromFilename = (filename: string): string => {
         case 'md': return 'markdown';
         case 'xml': return 'xml';
         case 'ini': return 'ini';
+        case 'conf': return 'ini';
         case 'bat': return 'bat';
         case 'dockerfile': return 'dockerfile';
         default: return 'plaintext';