diff --git a/frontend/pages/detection-result.vue b/frontend/pages/detection-result.vue
index 8be5194..c9901bb 100644
--- a/frontend/pages/detection-result.vue
+++ b/frontend/pages/detection-result.vue
@@ -23,6 +23,21 @@
           返回首页
         </NuxtLink>
       </div>
+
+      <!-- 兜底：允许输入数据库路径再次检测 -->
+      <div class="bg-white rounded-xl p-4 border border-[#EDEDED] mb-4">
+        <label class="block text-sm text-[#000000e6] mb-2">数据库文件夹路径（可选）</label>
+        <div class="flex gap-2">
+          <input
+            v-model="customPath"
+            type="text"
+            placeholder="例如：D:\wechatMSG\xwechat_files"
+            class="flex-1 px-4 py-2 bg-white border border-[#EDEDED] rounded-lg font-mono text-sm focus:outline-none focus:ring-2 focus:ring-[#07C160] focus:border-transparent transition-all duration-200"
+          />
+          <button @click="startDetection" class="px-4 py-2 bg-[#07C160] text-white rounded-lg text-sm hover:bg-[#06AD56]">重新检测</button>
+        </div>
+        <p class="text-xs text-[#7F7F7F] mt-1">未找到时可填写 xwechat_files 根目录。</p>
+      </div>
       
       <!-- 主内容区域 -->
       <div>
@@ -183,13 +198,18 @@ import { useApi } from '~/composables/useApi'
 const { detectWechat } = useApi()
 const loading = ref(false)
 const detectionResult = ref(null)
+const customPath = ref('')
 
 // 开始检测
 const startDetection = async () => {
   loading.value = true
   
   try {
-    const result = await detectWechat()
+    const params = {}
+    if (customPath.value && customPath.value.trim()) {
+      params.data_root_path = customPath.value.trim()
+    }
+    const result = await detectWechat(params)
     detectionResult.value = result
   } catch (err) {
     console.error('检测过程中发生错误:', err)
diff --git a/frontend/pages/detection.vue b/frontend/pages/detection.vue
deleted file mode 100644
index e13a10f..0000000
--- a/frontend/pages/detection.vue
+++ /dev/null
@@ -1,269 +0,0 @@
-<template>
-  <div class="min-h-screen flex items-center justify-center relative overflow-hidden">
-    <!-- 渐变背景 - 与首页保持一致 -->
-    <div class="absolute inset-0 bg-gradient-to-br from-[#F7F7F7] via-[#e6f7f0] to-[#F7F7F7]"></div>
-    
-    <!-- 装饰性圆形渐变 -->
-    <div class="absolute top-1/4 -left-32 w-96 h-96 bg-gradient-to-br from-[#07C160] to-[#91D300] opacity-10 rounded-full blur-3xl"></div>
-    <div class="absolute bottom-1/4 -right-32 w-96 h-96 bg-gradient-to-br from-[#10AEEF] to-[#07C160] opacity-10 rounded-full blur-3xl"></div>
-    
-    <!-- 返回按钮 -->
-    <NuxtLink to="/" class="absolute top-8 left-8 text-gray-600 hover:text-gray-900 transition-colors p-2 hover:bg-white/50 rounded-lg">
-      <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 19l-7-7 7-7"/>
-      </svg>
-    </NuxtLink>
-    
-    <!-- 主要内容区域 -->
-    <div class="relative z-10 text-center max-w-2xl mx-auto px-6">
-      <!-- 未检测状态 -->
-      <div v-if="!detectionResult && !loading" class="animate-fade-in">
-        <div class="mb-8">
-          <div class="inline-flex items-center justify-center w-24 h-24 bg-gradient-to-br from-green-400 to-green-600 rounded-2xl shadow-lg mb-6">
-            <svg class="w-14 h-14 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-              <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"/>
-            </svg>
-          </div>
-          <h1 class="text-3xl font-bold text-gray-800 mb-3">微信检测</h1>
-          <p class="text-lg text-gray-600 mb-8">扫描系统中的微信安装信息和数据库文件</p>
-        </div>
-        
-        <button 
-          @click="startDetection" 
-          class="group inline-flex items-center px-10 py-4 bg-gradient-to-r from-green-500 to-green-600 text-white rounded-xl text-lg font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-0.5 transition-all duration-200"
-        >
-          <svg class="w-6 h-6 mr-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 10V3L4 14h7v7l9-11h-7z"/>
-          </svg>
-          开始检测
-        </button>
-      </div>
-      
-      <!-- 检测中状态 -->
-      <div v-if="loading" class="animate-fade-in">
-        <div class="mb-8">
-          <div class="relative inline-block mb-6">
-            <div class="w-24 h-24 bg-gradient-to-br from-green-400 to-green-600 rounded-2xl shadow-lg flex items-center justify-center">
-              <svg class="w-14 h-14 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"/>
-              </svg>
-            </div>
-            <div class="absolute inset-0 w-24 h-24 rounded-2xl border-4 border-green-300 border-t-green-600 animate-spin"></div>
-          </div>
-          <h2 class="text-2xl font-bold text-gray-800 mb-3">正在检测中...</h2>
-          <p class="text-gray-600">请稍候，正在扫描您的系统</p>
-        </div>
-      </div>
-      
-      <!-- 检测结果 -->
-      <transition name="slide-fade">
-        <div v-if="detectionResult" class="animate-fade-in">
-          <div class="mb-8">
-            <div class="inline-flex items-center justify-center w-24 h-24 bg-gradient-to-br from-green-400 to-green-600 rounded-2xl shadow-lg mb-6">
-              <svg class="w-14 h-14 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/>
-              </svg>
-            </div>
-            <h2 class="text-3xl font-bold text-gray-800 mb-3">检测完成</h2>
-            <p class="text-lg text-gray-600">发现 <span class="font-semibold text-green-600">{{ detectionResult.statistics.total_user_accounts }}</span> 个微信账户</p>
-          </div>
-          
-          <!-- 结果卡片 -->
-          <div class="bg-white/80 backdrop-blur-sm rounded-2xl shadow-lg p-6 mb-6 text-left">
-            <div class="grid grid-cols-1 md:grid-cols-3 gap-4 mb-6">
-              <div class="text-center">
-                <div class="text-3xl font-bold text-green-600 mb-1">{{ detectionResult.statistics.total_user_accounts }}</div>
-                <div class="text-sm text-gray-600">账户数量</div>
-              </div>
-              <div class="text-center">
-                <div class="text-3xl font-bold text-blue-600 mb-1">{{ detectionResult.statistics.total_databases }}</div>
-                <div class="text-sm text-gray-600">数据库文件</div>
-              </div>
-              <div class="text-center">
-                <div class="text-xl font-semibold text-gray-800 mb-1">{{ detectionResult.data.wechat_version || '未知' }}</div>
-                <div class="text-sm text-gray-600">微信版本</div>
-              </div>
-            </div>
-            
-            <!-- 账户列表 -->
-            <div v-if="detectionResult.data.user_accounts.length > 0" class="space-y-3">
-              <h3 class="text-sm font-semibold text-gray-700 mb-2">检测到的账户：</h3>
-              <div v-for="(account, index) in detectionResult.data.user_accounts.slice(0, 3)" :key="index" 
-                   class="bg-gray-50 rounded-lg p-3 text-sm">
-                <div class="flex items-center justify-between">
-                  <span class="font-medium text-gray-800">{{ account.wxid }}</span>
-                  <button @click="copyText(account.db_storage_path)" class="text-gray-400 hover:text-green-600 transition-colors">
-                    <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                      <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"/>
-                    </svg>
-                  </button>
-                </div>
-              </div>
-              <p v-if="detectionResult.data.user_accounts.length > 3" class="text-xs text-gray-500 text-center">
-                还有 {{ detectionResult.data.user_accounts.length - 3 }} 个账户...
-              </p>
-            </div>
-          </div>
-          
-          <!-- 操作按钮 -->
-          <div class="flex flex-col sm:flex-row gap-4 justify-center">
-            <NuxtLink to="/decrypt" 
-              class="group inline-flex items-center justify-center px-8 py-3 bg-gradient-to-r from-green-500 to-green-600 text-white rounded-xl text-base font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-0.5 transition-all duration-200">
-              <svg class="w-5 h-5 mr-2.5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"/>
-              </svg>
-              前往解密
-              <svg class="w-4 h-4 ml-2 group-hover:translate-x-1 transition-transform" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"/>
-              </svg>
-            </NuxtLink>
-            
-            <button @click="resetDetection" 
-              class="inline-flex items-center justify-center px-8 py-3 bg-white text-gray-700 border border-gray-300 rounded-xl text-base font-medium hover:bg-gray-50 transition-colors">
-              重新检测
-            </button>
-          </div>
-        </div>
-      </transition>
-      
-      <!-- 错误提示 -->
-      <transition name="fade">
-        <div v-if="error" class="absolute bottom-8 left-1/2 transform -translate-x-1/2 bg-red-50 text-red-600 px-6 py-3 rounded-lg shadow-lg animate-shake">
-          <div class="flex items-center">
-            <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-              <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8v4m0 4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
-            </svg>
-            {{ error }}
-          </div>
-        </div>
-      </transition>
-    </div>
-    
-    <!-- 网格背景装饰 -->
-    <svg class="absolute inset-0 w-full h-full opacity-50" xmlns="http://www.w3.org/2000/svg">
-      <defs>
-        <pattern id="grid" width="60" height="60" patternUnits="userSpaceOnUse">
-          <path d="M 60 0 L 0 0 0 60" fill="none" stroke="rgba(0,0,0,0.03)" stroke-width="1"/>
-        </pattern>
-      </defs>
-      <rect width="100%" height="100%" fill="url(#grid)" />
-    </svg>
-  </div>
-</template>
-
-<style scoped>
-/* 动画效果 */
-@keyframes fade-in {
-  from {
-    opacity: 0;
-    transform: translateY(-20px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
-
-@keyframes slide-fade {
-  from {
-    opacity: 0;
-    transform: translateY(30px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
-
-@keyframes shake {
-  0%, 100% { transform: translateX(-50%); }
-  10%, 30%, 50%, 70%, 90% { transform: translateX(calc(-50% - 5px)); }
-  20%, 40%, 60%, 80% { transform: translateX(calc(-50% + 5px)); }
-}
-
-.animate-fade-in {
-  animation: fade-in 0.8s ease-out;
-}
-
-.slide-fade-enter-active {
-  animation: slide-fade 0.5s ease-out;
-}
-
-.animate-shake {
-  animation: shake 0.5s ease-in-out;
-}
-
-/* 页面过渡动画 */
-.fade-enter-active, .fade-leave-active {
-  transition: opacity 0.3s ease;
-}
-
-.fade-enter-from, .fade-leave-to {
-  opacity: 0;
-}
-</style>
-
-<script setup>
-import { ref, onMounted } from 'vue'
-import { useApi } from '~/composables/useApi'
-
-const { detectWechat } = useApi()
-
-const loading = ref(false)
-const error = ref('')
-const detectionResult = ref(null)
-
-// 页面加载时检查是否有存储的检测结果
-onMounted(() => {
-  // 确保在客户端环境执行
-  if (process.client && typeof window !== 'undefined') {
-    const storedResult = sessionStorage.getItem('detectionResult')
-    if (storedResult) {
-      try {
-        detectionResult.value = JSON.parse(storedResult)
-        sessionStorage.removeItem('detectionResult') // 清除存储的结果
-      } catch (err) {
-        console.error('解析存储的检测结果失败:', err)
-      }
-    }
-  }
-})
-
-// 开始检测
-const startDetection = async () => {
-  loading.value = true
-  error.value = ''
-  detectionResult.value = null
-  
-  try {
-    const result = await detectWechat()
-    if (result.status === 'success') {
-      detectionResult.value = result
-    } else {
-      error.value = result.error || '检测失败，请重试'
-    }
-  } catch (err) {
-    error.value = err.message || '检测过程中发生错误'
-  } finally {
-    loading.value = false
-  }
-}
-
-// 重置检测
-const resetDetection = () => {
-  detectionResult.value = null
-  error.value = ''
-}
-
-// 复制文本到剪贴板
-const copyText = async (text) => {
-  if (!text) return
-  
-  try {
-    await navigator.clipboard.writeText(text)
-    // 可以添加一个提示
-  } catch (err) {
-    console.error('复制失败:', err)
-  }
-}
-</script>
\ No newline at end of file
diff --git a/src/wechat_decrypt_tool/api.py b/src/wechat_decrypt_tool/api.py
index 1d9b792..2a5ba87 100644
--- a/src/wechat_decrypt_tool/api.py
+++ b/src/wechat_decrypt_tool/api.py
@@ -273,12 +273,12 @@ async def root():
 
 
 @app.get("/api/wechat-detection", summary="详细检测微信安装信息")
-async def detect_wechat_detailed():
+async def detect_wechat_detailed(data_root_path: Optional[str] = None):
     """详细检测微信安装信息，包括版本、路径、消息目录等。"""
     logger.info("开始执行微信检测")
     try:
         from .wechat_detection import detect_wechat_installation
-        info = detect_wechat_installation()
+        info = detect_wechat_installation(data_root_path=data_root_path)
 
         # 添加一些统计信息
         stats = {