diff --git a/public/manuals/长沙公安政府投资项目审计模块-操作手册V1.5.pdf b/public/manuals/长沙公安政府投资项目审计模块-操作手册V1.5.pdf
new file mode 100644
index 0000000..f4e5098
Binary files /dev/null and b/public/manuals/长沙公安政府投资项目审计模块-操作手册V1.5.pdf differ
diff --git a/src/layout/components/Header.vue b/src/layout/components/Header.vue
index 431252d..1235411 100644
--- a/src/layout/components/Header.vue
+++ b/src/layout/components/Header.vue
@@ -20,9 +20,13 @@
             <icon name="el-icon-Star" :size="22" />
             <span>技术支持</span>
         </li>
-        <li class="flex gap v-center" @click="goBackV1">
-            <icon name="el-icon-Back" :size="20" />
-            <span>返回旧版</span>
+<!--        <li class="flex gap v-center" @click="goBackV1">-->
+<!--            <icon name="el-icon-Back" :size="20" />-->
+<!--            <span>返回旧版</span>-->
+<!--        </li>-->
+        <li class="flex gap v-center" @click="openManual">
+          <icon name="el-icon-Back" :size="20" />
+          <span>操作手册</span>
         </li>
         <li class="flex gap v-center" @click="handleLogout">
             <icon name="local-icon-logout" :size="20" />
@@ -38,7 +42,7 @@
             </header>
             <div class="support-content" @click.stop>
                 <!-- <p>业务服务热线：18163608038（周巍警官） </p> -->
-                <p>技术服务热线：18867391894 （杨姣） 13787166867（李镇洋）</p>
+                <p>技术服务热线：(0731)89565662(转822) （杨姣）  (0731)89565662(转902)（李镇洋）</p>
             </div>
         </div>
     </div>
@@ -47,6 +51,7 @@
 import useUserStore from "@/stores/modules/user";
 import { deleteToken } from "@/utils/token";
 import { logout } from "@/api/auth";
+import request, {BASE_PATH} from "@/api/request";
 
 const { VITE_PROFILES } = process.env;
 
@@ -72,6 +77,12 @@ function goBackV1() {
     window.location.href = "/";
 }
 
+function openManual() {
+  const url = `/manuals/${encodeURIComponent('长沙公安政府投资项目审计模块-操作手册V1.5.pdf')}`;
+  window.open(url, '_blank', 'noopener,noreferrer');
+}
+
+
 function openHelp() {
     window.open(router.resolve("/support").href);
 }
diff --git a/src/views/report/edit/controlPrice.vue b/src/views/report/edit/controlPrice.vue
index d78feae..e6c7569 100644
--- a/src/views/report/edit/controlPrice.vue
+++ b/src/views/report/edit/controlPrice.vue
@@ -1438,6 +1438,7 @@ function hasAuditAttachment() {
 
   <el-dialog v-model="upFileDialog" title="材料上传" destroy-on-close>
     <file-upload   v-model:files="formData.files[activeName][fileIndex].fileData"  :uploadDrag="true" ></file-upload>
+    <p style="color: red;">说明：附件上传仅支持 上传 Word / PDF / Excel 文件（.doc .docx .pdf .xls .xlsx）</p>
     <footer class="flex end">
       <el-button type="primary" @click="upFileDialog = false" size="large">确认</el-button>
       <el-button @click="upFileDialog = false" size="large">关闭</el-button>