diff --git a/src/renderer/App.tsx b/src/renderer/App.tsx
index c27b6d5..9c67591 100644
--- a/src/renderer/App.tsx
+++ b/src/renderer/App.tsx
@@ -3,8 +3,6 @@ import { Provider } from '../shared/types'
 import ProviderList from './components/ProviderList'
 import AddProviderModal from './components/AddProviderModal'
 import EditProviderModal from './components/EditProviderModal'
-import ConfirmModal from './components/ConfirmModal'
-import MessageModal from './components/MessageModal'
 import './App.css'
 
 function App() {
@@ -13,21 +11,6 @@ function App() {
   const [isAddModalOpen, setIsAddModalOpen] = useState(false)
   const [configPath, setConfigPath] = useState<string>('')
   const [editingProviderId, setEditingProviderId] = useState<string | null>(null)
-  
-  // Modal states
-  const [confirmModal, setConfirmModal] = useState<{
-    show: boolean
-    title: string
-    message: string
-    onConfirm: () => void
-  } | null>(null)
-  const [messageModal, setMessageModal] = useState<{
-    show: boolean
-    title: string
-    message: string
-    type: 'success' | 'error' | 'info'
-  } | null>(null)
-  const [isLoading, setIsLoading] = useState(false)
 
   // 加载供应商列表
   useEffect(() => {
@@ -65,53 +48,20 @@ function App() {
   }
 
   const handleDeleteProvider = async (id: string) => {
-    setConfirmModal({
-      show: true,
-      title: '删除供应商',
-      message: '确定要删除这个供应商吗？',
-      onConfirm: async () => {
-        await window.electronAPI.deleteProvider(id)
-        await loadProviders()
-        setConfirmModal(null)
-      }
-    })
+    if (confirm('确定要删除这个供应商吗？')) {
+      await window.electronAPI.deleteProvider(id)
+      await loadProviders()
+    }
   }
 
   const handleSwitchProvider = async (id: string) => {
-    const provider = providers[id]
-    if (!provider) return
-    
-    // 如果是当前供应商，直接返回
-    if (id === currentProviderId) return
-    
-    setConfirmModal({
-      show: true,
-      title: '切换供应商',
-      message: `确定要切换到"${provider.name}"吗？`,
-      onConfirm: async () => {
-        setIsLoading(true)
-        const success = await window.electronAPI.switchProvider(id)
-        setIsLoading(false)
-        
-        if (success) {
-          setCurrentProviderId(id)
-          setMessageModal({
-            show: true,
-            title: '切换成功',
-            message: '供应商已成功切换！',
-            type: 'success'
-          })
-        } else {
-          setMessageModal({
-            show: true,
-            title: '切换失败',
-            message: '切换失败，请检查配置',
-            type: 'error'
-          })
-        }
-        setConfirmModal(null)
-      }
-    })
+    const success = await window.electronAPI.switchProvider(id)
+    if (success) {
+      setCurrentProviderId(id)
+      alert('切换成功！')
+    } else {
+      alert('切换失败，请检查配置')
+    }
   }
 
   const handleEditProvider = async (provider: Provider) => {
@@ -119,20 +69,10 @@ function App() {
       await window.electronAPI.updateProvider(provider)
       await loadProviders()
       setEditingProviderId(null)
-      setMessageModal({
-        show: true,
-        title: '保存成功',
-        message: '供应商信息已更新！',
-        type: 'success'
-      })
+      alert('保存成功！')
     } catch (error) {
       console.error('更新供应商失败:', error)
-      setMessageModal({
-        show: true,
-        title: '保存失败',
-        message: '保存失败，请重试',
-        type: 'error'
-      })
+      alert('保存失败，请重试')
     }
   }
 
@@ -164,7 +104,6 @@ function App() {
           onSwitch={handleSwitchProvider}
           onDelete={handleDeleteProvider}
           onEdit={setEditingProviderId}
-          isLoading={isLoading}
         />
         
         {configPath && (
@@ -195,24 +134,6 @@ function App() {
           onClose={() => setEditingProviderId(null)}
         />
       )}
-
-      {confirmModal && (
-        <ConfirmModal
-          title={confirmModal.title}
-          message={confirmModal.message}
-          onConfirm={confirmModal.onConfirm}
-          onCancel={() => setConfirmModal(null)}
-        />
-      )}
-
-      {messageModal && (
-        <MessageModal
-          title={messageModal.title}
-          message={messageModal.message}
-          type={messageModal.type}
-          onClose={() => setMessageModal(null)}
-        />
-      )}
     </div>
   )
 }
diff --git a/src/renderer/components/AddProviderModal.tsx b/src/renderer/components/AddProviderModal.tsx
index 024a1de..6d79af3 100644
--- a/src/renderer/components/AddProviderModal.tsx
+++ b/src/renderer/components/AddProviderModal.tsx
@@ -5,23 +5,21 @@ import './AddProviderModal.css'
 interface AddProviderModalProps {
   onAdd: (provider: Omit<Provider, 'id'>) => void
   onClose: () => void
-  onError?: (message: string) => void
 }
 
-const AddProviderModal: React.FC<AddProviderModalProps> = ({ onAdd, onClose, onError }) => {
+const AddProviderModal: React.FC<AddProviderModalProps> = ({ onAdd, onClose }) => {
   const [formData, setFormData] = useState({
     name: '',
     apiUrl: '',
     apiKey: ''
   })
   const [showPassword, setShowPassword] = useState(false)
-  const [error, setError] = useState<string>('')
 
   const handleSubmit = (e: React.FormEvent) => {
     e.preventDefault()
     
     if (!formData.name || !formData.apiUrl || !formData.apiKey) {
-      setError('请填写所有必填字段')
+      alert('请填写所有必填字段')
       return
     }
 
@@ -77,12 +75,6 @@ const AddProviderModal: React.FC<AddProviderModalProps> = ({ onAdd, onClose, onE
         </div>
 
         <form onSubmit={handleSubmit}>
-          {error && (
-            <div style={{ color: 'red', marginBottom: '1rem', padding: '0.5rem', backgroundColor: '#ffe6e6', borderRadius: '4px' }}>
-              {error}
-            </div>
-          )}
-          
           <div className="form-group">
             <label htmlFor="name">供应商名称 *</label>
             <input
diff --git a/src/renderer/components/ConfirmModal.tsx b/src/renderer/components/ConfirmModal.tsx
deleted file mode 100644
index c850742..0000000
--- a/src/renderer/components/ConfirmModal.tsx
+++ /dev/null
@@ -1,40 +0,0 @@
-import React from 'react'
-import './AddProviderModal.css'
-
-interface ConfirmModalProps {
-  title: string
-  message: string
-  confirmText?: string
-  cancelText?: string
-  onConfirm: () => void
-  onCancel: () => void
-}
-
-const ConfirmModal: React.FC<ConfirmModalProps> = ({
-  title,
-  message,
-  confirmText = '确定',
-  cancelText = '取消',
-  onConfirm,
-  onCancel
-}) => {
-  return (
-    <div className="modal-overlay" onClick={onCancel}>
-      <div className="modal-content" onClick={(e) => e.stopPropagation()}>
-        <h2>{title}</h2>
-        <p>{message}</p>
-        
-        <div className="form-actions">
-          <button type="button" className="cancel-btn" onClick={onCancel}>
-            {cancelText}
-          </button>
-          <button type="button" className="submit-btn" onClick={onConfirm}>
-            {confirmText}
-          </button>
-        </div>
-      </div>
-    </div>
-  )
-}
-
-export default ConfirmModal
\ No newline at end of file
diff --git a/src/renderer/components/EditProviderModal.tsx b/src/renderer/components/EditProviderModal.tsx
index 8822925..6ef0a9f 100644
--- a/src/renderer/components/EditProviderModal.tsx
+++ b/src/renderer/components/EditProviderModal.tsx
@@ -15,7 +15,6 @@ const EditProviderModal: React.FC<EditProviderModalProps> = ({ provider, onSave,
     apiKey: provider.apiKey
   })
   const [showPassword, setShowPassword] = useState(false)
-  const [error, setError] = useState<string>('')
 
   useEffect(() => {
     setFormData({
@@ -29,7 +28,7 @@ const EditProviderModal: React.FC<EditProviderModalProps> = ({ provider, onSave,
     e.preventDefault()
     
     if (!formData.name || !formData.apiUrl || !formData.apiKey) {
-      setError('请填写所有必填字段')
+      alert('请填写所有必填字段')
       return
     }
 
@@ -53,12 +52,6 @@ const EditProviderModal: React.FC<EditProviderModalProps> = ({ provider, onSave,
         <h2>编辑供应商</h2>
 
         <form onSubmit={handleSubmit}>
-          {error && (
-            <div style={{ color: 'red', marginBottom: '1rem', padding: '0.5rem', backgroundColor: '#ffe6e6', borderRadius: '4px' }}>
-              {error}
-            </div>
-          )}
-          
           <div className="form-group">
             <label htmlFor="name">供应商名称 *</label>
             <input
diff --git a/src/renderer/components/MessageModal.tsx b/src/renderer/components/MessageModal.tsx
deleted file mode 100644
index 6890613..0000000
--- a/src/renderer/components/MessageModal.tsx
+++ /dev/null
@@ -1,44 +0,0 @@
-import React from 'react'
-import './AddProviderModal.css'
-
-interface MessageModalProps {
-  title: string
-  message: string
-  type?: 'success' | 'error' | 'info'
-  onClose: () => void
-}
-
-const MessageModal: React.FC<MessageModalProps> = ({
-  title,
-  message,
-  type = 'info',
-  onClose
-}) => {
-  const getIcon = () => {
-    switch (type) {
-      case 'success':
-        return '✅'
-      case 'error':
-        return '❌'
-      default:
-        return 'ℹ️'
-    }
-  }
-
-  return (
-    <div className="modal-overlay" onClick={onClose}>
-      <div className="modal-content" onClick={(e) => e.stopPropagation()}>
-        <h2>{getIcon()} {title}</h2>
-        <p>{message}</p>
-        
-        <div className="form-actions">
-          <button type="button" className="submit-btn" onClick={onClose}>
-            确定
-          </button>
-        </div>
-      </div>
-    </div>
-  )
-}
-
-export default MessageModal
\ No newline at end of file
diff --git a/src/renderer/components/ProviderList.tsx b/src/renderer/components/ProviderList.tsx
index 8413db6..89e42eb 100644
--- a/src/renderer/components/ProviderList.tsx
+++ b/src/renderer/components/ProviderList.tsx
@@ -8,7 +8,6 @@ interface ProviderListProps {
   onSwitch: (id: string) => void
   onDelete: (id: string) => void
   onEdit: (id: string) => void
-  isLoading?: boolean
 }
 
 const ProviderList: React.FC<ProviderListProps> = ({
@@ -16,8 +15,7 @@ const ProviderList: React.FC<ProviderListProps> = ({
   currentProviderId,
   onSwitch,
   onDelete,
-  onEdit,
-  isLoading = false
+  onEdit
 }) => {
   return (
     <div className="provider-list">
@@ -54,21 +52,20 @@ const ProviderList: React.FC<ProviderListProps> = ({
                   <button 
                     className="enable-btn"
                     onClick={() => onSwitch(provider.id)}
-                    disabled={isCurrent || isLoading}
+                    disabled={isCurrent}
                   >
-                    {isLoading ? '处理中...' : '启用'}
+                    启用
                   </button>
                   <button 
                     className="edit-btn"
                     onClick={() => onEdit(provider.id)}
-                    disabled={isLoading}
                   >
                     编辑
                   </button>
                   <button 
                     className="delete-btn"
                     onClick={() => onDelete(provider.id)}
-                    disabled={isCurrent || isLoading}
+                    disabled={isCurrent}
                   >
                     删除
                   </button>