diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/app/AppSystemController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/app/AppSystemController.java
index 039af716..bfd17045 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/app/AppSystemController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/app/AppSystemController.java
@@ -435,4 +435,32 @@ public class AppSystemController  {
 
     }
 
+    @PostMapping("/changeBackground")
+    public AjaxResult changeBackground(@RequestParam("user_name") String userName,
+                                       @RequestParam("background") MultipartFile background)
+    {
+        String localPath = RuoYiConfig.getProfile();
+        //头像图片
+//        MultipartFile avatarImage = uploadAvatarDto.getAvatarImage();
+        if (background.isEmpty()) {
+            return error("文件为空");
+        }
+        // 验证文件类型（可选，这里只允许jpg,jpeg和png格式）
+        String fileType = background.getContentType().split("/")[1].toLowerCase();
+        if (!"jpg".equals(fileType) && !"jpeg".equals(fileType) && !"png".equals(fileType)) {
+            return error("只支持jpg、jpeg和png格式的图片");
+        }
+        String filePath = localPath + "/background";
+        try {
+            // 保存文件到服务器
+            background.transferTo(new File(filePath, userName+"_background.jpg"));
+            AjaxResult ajax = success();
+            ajax.put("上背景图片地址", filePath+"/"+userName+"_background.jpg");
+            return ajax;// 可以返回文件的相对路径或URL给前端
+        } catch (IOException e) {
+            e.printStackTrace();
+            return error("文件上传失败");
+        }
+    }
+
 }
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysRegisterService.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysRegisterService.java
index e5670c98..7074708c 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysRegisterService.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysRegisterService.java
@@ -135,7 +135,7 @@ public class SysRegisterService
         SysUser sysUser = new SysUser();
         sysUser.setUserName(username);
         sysUser.setPhonenumber(username);
-        sysUser.setAvatar("D:\\ruoyi\\uploadPath\\avatar\\default.png");
+        sysUser.setAvatar("https://gips0.baidu.com/it/u=3124792457,2870658645&fm=3039&app=3039&f=JPEG");
         sysUser.setUserType("01");
 
         UserInfo userInfo = new UserInfo();
@@ -194,6 +194,7 @@ public class SysRegisterService
                 //---------------------------- 新建用户个人信息--------------------------------------------
                 userInfo.setUserId(newSysUser.getUserId());
                 userInfo.setPhonenumber(username);
+                userInfo.setBackGround("https://iknow-pic.cdn.bcebos.com/37d12f2eb9389b507e7594cf9735e5dde6116ea0");
                 // 获取当前时间的毫秒值
                 long currentTimeMillis = System.currentTimeMillis();
                 // 利用毫秒值构造Date对象