diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/dataset/DatasetController.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/dataset/DatasetController.java
index 155c85357..cc32004ac 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/dataset/DatasetController.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/controller/admin/dataset/DatasetController.java
@@ -104,6 +104,26 @@ public class DatasetController {
                 BeanUtils.toBean(list, DatasetRespVO.class));
     }
 
+
+    //    public ResponseEntity<InputStreamResource> downloadExampleFile (@RequestParam("type") int type, HttpServletResponse response) throws IOException {
+    //        FileInfoVO fileInfo = getFileInfo(type);
+    //
+    //        // 从 resources/file/dataset_example 目录加载文件
+    //        ClassPathResource resource = new ClassPathResource("file/dataset_example/" + fileInfo.getFileName());
+    //        if (!resource.exists()) {
+    //            throw new FileNotFoundException("文件未找到: " + fileInfo.getFileName());
+    //        }
+    //
+    //        InputStream inputStream = resource.getInputStream();
+    //        HttpHeaders headers = new HttpHeaders();
+    //        headers.add("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(fileInfo.getFileName(), "UTF-8") + "\"");
+    //
+    //        return ResponseEntity.ok()
+    //                .headers(headers)
+    //                .contentType(MediaType.APPLICATION_OCTET_STREAM)
+    //                .body(new InputStreamResource(inputStream));
+    //    }
+
     @GetMapping("/download-example")
     @Operation(summary = "下载示例文件")
     public CommonResult<String> downloadExampleFile(@RequestParam("type") int type) throws IOException {
@@ -124,32 +144,12 @@ public class DatasetController {
             return CommonResult.success(base64);
         }
     }
-    //    public ResponseEntity<InputStreamResource> downloadExampleFile (@RequestParam("type") int type, HttpServletResponse response) throws IOException {
-    //        FileInfoVO fileInfo = getFileInfo(type);
-    //
-    //        // 从 resources/file/dataset_example 目录加载文件
-    //        ClassPathResource resource = new ClassPathResource("file/dataset_example/" + fileInfo.getFileName());
-    //        if (!resource.exists()) {
-    //            throw new FileNotFoundException("文件未找到: " + fileInfo.getFileName());
-    //        }
-    //
-    //        InputStream inputStream = resource.getInputStream();
-    //        HttpHeaders headers = new HttpHeaders();
-    //        headers.add("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(fileInfo.getFileName(), "UTF-8") + "\"");
-    //
-    //        return ResponseEntity.ok()
-    //                .headers(headers)
-    //                .contentType(MediaType.APPLICATION_OCTET_STREAM)
-    //                .body(new InputStreamResource(inputStream));
-    //    }
-
-
     private FileInfoVO getFileInfo (int type) {
         switch (type) {
             case 1:
                 return new FileInfoVO("dataset_example_txt.txt", "text/plain");
             case 2:
-                return new FileInfoVO("dataset_example_xlsx.xlsx", "application/vnd.ms-excel");
+                return new FileInfoVO("dataset_example_xlsx.xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
             case 3:
                 return new FileInfoVO("dataset_example_csv.csv", "text/csv");
             case 4: