diff --git a/src/components/modelAlias/ModelMappingDiagram.tsx b/src/components/modelAlias/ModelMappingDiagram.tsx
index 0425ba9..d179b0c 100644
--- a/src/components/modelAlias/ModelMappingDiagram.tsx
+++ b/src/components/modelAlias/ModelMappingDiagram.tsx
@@ -274,6 +274,7 @@ export const ModelMappingDiagram = forwardRef<ModelMappingDiagramRef, ModelMappi
   // 1. Source -> Alias
   const handleDragStart = (e: DragEvent, source: SourceNode) => {
     setDraggedSource(source);
+    e.dataTransfer.setData('text/plain', source.id);
     e.dataTransfer.effectAllowed = 'link';
   };
 
@@ -300,6 +301,7 @@ export const ModelMappingDiagram = forwardRef<ModelMappingDiagramRef, ModelMappi
   // 2. Alias -> Source
   const handleDragStartAlias = (e: DragEvent, alias: string) => {
     setDraggedAlias(alias);
+    e.dataTransfer.setData('text/plain', alias);
     e.dataTransfer.effectAllowed = 'link';
   };
 
@@ -429,7 +431,7 @@ export const ModelMappingDiagram = forwardRef<ModelMappingDiagramRef, ModelMappi
 
   return (
     <div 
-      className={`${styles.container} ${className}`} 
+      className={[styles.container, className].filter(Boolean).join(' ')} 
       ref={containerRef}
       onContextMenu={(e) => {
         e.preventDefault();
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index d00d49d..c748757 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -578,8 +578,8 @@
     "diagram_settings_source_title": "源模型设置",
     "diagram_settings_empty": "该别名暂无映射。",
     "view_mode": "视图模式",
-    "view_mode_diagram": "Diagram",
-    "view_mode_list": "List",
+    "view_mode_diagram": "概览",
+    "view_mode_list": "管理",
     "provider_required": "请先填写提供商名称",
     "upgrade_required": "当前 CPA 版本不支持模型别名功能，请升级 CPA 版本",
     "upgrade_required_title": "需要升级 CPA 版本",
diff --git a/src/pages/AuthFilesOAuthModelAliasEditPage.tsx b/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
index aee8a16..35e617c 100644
--- a/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
+++ b/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
@@ -40,7 +40,7 @@ const buildEmptyMappingEntry = (): OAuthModelMappingFormEntry => ({
   id: generateId(),
   name: '',
   alias: '',
-  fork: false,
+  fork: true,
 });
 
 const normalizeMappingEntries = (
diff --git a/src/pages/AuthFilesPage.tsx b/src/pages/AuthFilesPage.tsx
index 0e91fa0..8cc7785 100644
--- a/src/pages/AuthFilesPage.tsx
+++ b/src/pages/AuthFilesPage.tsx
@@ -271,6 +271,8 @@ export function AuthFilesPage() {
   }, [files, modelAlias]);
 
   useEffect(() => {
+    if (viewMode !== 'diagram') return;
+
     let cancelled = false;
 
     const loadAllModels = async () => {
@@ -307,7 +309,7 @@ export function AuthFilesPage() {
     return () => {
       cancelled = true;
     };
-  }, [providerList]);
+  }, [providerList, viewMode]);
 
 
 
@@ -1200,8 +1202,11 @@ export function AuthFilesPage() {
 
     if (providersToUpdate.length === 0) return;
 
+    let hadFailure = false;
+    let failureMessage = '';
+
     try {
-      await Promise.all(
+      const results = await Promise.allSettled(
         providersToUpdate.map(([provider, mappings]) => {
           const nextMappings = mappings.map((m) =>
             (m.alias ?? '').trim().toLowerCase() === oldKey ? { ...m, alias: newTrim } : m
@@ -1209,11 +1214,29 @@ export function AuthFilesPage() {
           return authFilesApi.saveOauthModelAlias(provider, nextMappings);
         })
       );
+
+      const failures = results.filter(
+        (result): result is PromiseRejectedResult => result.status === 'rejected'
+      );
+
+      if (failures.length > 0) {
+        hadFailure = true;
+        const reason = failures[0].reason;
+        failureMessage = reason instanceof Error ? reason.message : String(reason ?? '');
+      }
+    } finally {
       await loadModelAlias();
+    }
+
+    if (hadFailure) {
+      showNotification(
+        failureMessage
+          ? `${t('oauth_model_alias.save_failed')}: ${failureMessage}`
+          : t('oauth_model_alias.save_failed'),
+        'error'
+      );
+    } else {
       showNotification(t('oauth_model_alias.save_success'), 'success');
-    } catch (err: unknown) {
-      const errorMessage = err instanceof Error ? err.message : '';
-      showNotification(`${t('oauth_model_alias.save_failed')}: ${errorMessage}`, 'error');
     }
   };
 
@@ -1239,8 +1262,11 @@ export function AuthFilesPage() {
       variant: 'danger',
       confirmText: t('common.confirm'),
       onConfirm: async () => {
+        let hadFailure = false;
+        let failureMessage = '';
+
         try {
-          await Promise.all(
+          const results = await Promise.allSettled(
             providersToUpdate.map(([provider, mappings]) => {
               const nextMappings = mappings.filter(
                 (m) => (m.alias ?? '').trim().toLowerCase() !== aliasKey
@@ -1251,11 +1277,29 @@ export function AuthFilesPage() {
               return authFilesApi.saveOauthModelAlias(provider, nextMappings);
             })
           );
+
+          const failures = results.filter(
+            (result): result is PromiseRejectedResult => result.status === 'rejected'
+          );
+
+          if (failures.length > 0) {
+            hadFailure = true;
+            const reason = failures[0].reason;
+            failureMessage = reason instanceof Error ? reason.message : String(reason ?? '');
+          }
+        } finally {
           await loadModelAlias();
+        }
+
+        if (hadFailure) {
+          showNotification(
+            failureMessage
+              ? `${t('oauth_model_alias.delete_failed')}: ${failureMessage}`
+              : t('oauth_model_alias.delete_failed'),
+            'error'
+          );
+        } else {
           showNotification(t('oauth_model_alias.delete_success'), 'success');
-        } catch (err: unknown) {
-          const errorMessage = err instanceof Error ? err.message : '';
-          showNotification(`${t('oauth_model_alias.delete_failed')}: ${errorMessage}`, 'error');
         }
       },
     });