diff --git a/docs/assets/css/main.css b/docs/assets/css/main.css
index 96dc6eac..4bd7cb61 100644
--- a/docs/assets/css/main.css
+++ b/docs/assets/css/main.css
@@ -6,6 +6,11 @@ a {
     text-decoration: none !important;  
 }
 
+img {
+
+    z-index: 51;
+}
+
 /* .content {
     background-color: #ececec;;
 } */
@@ -308,7 +313,7 @@ div.card-img-overlay:hover {
 
 
 .d-flex {
-    z-index: 1000;
+    z-index: 50;
     position: fixed;
     top: 0;
     right: 0;
diff --git a/docs/assets/img/getting_started_pics/unitv/unitv_qs4.jpg b/docs/assets/img/getting_started_pics/unitv/unitv_qs4.jpg
new file mode 100644
index 00000000..8b76a07f
Binary files /dev/null and b/docs/assets/img/getting_started_pics/unitv/unitv_qs4.jpg differ
diff --git a/docs/en/quick_start/unitv/unitv_quick_start.md b/docs/en/quick_start/unitv/unitv_quick_start.md
index 35e2a6b1..f1620ff1 100644
--- a/docs/en/quick_start/unitv/unitv_quick_start.md
+++ b/docs/en/quick_start/unitv/unitv_quick_start.md
@@ -247,6 +247,8 @@ V-Training is an online recognition model training service customized for K210 s
 
 >After the UnitV is powered, it will run the boot program in SD by default to automatically recognize it. After adding the serial printing program, you can use the serial debugging tool to check the identification information.
 
+<img src="assets\img\getting_started_pics\unitv\unitv_qs4.jpg" width="60%">
+
 
 ## Library
 
diff --git a/docs/index.md b/docs/index.md
index 88e3f7c2..3168b810 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -389,6 +389,10 @@
         }
   }  
 } 
+
+
+scrollFunc();
+
 /*IE、Opera注册事件*/
 if(document.attachEvent){
   document.attachEvent('onmousewheel',scrollFunc);
diff --git a/docs/zh_CN/README.md b/docs/zh_CN/README.md
index ffc43db4..ebc3495a 100644
--- a/docs/zh_CN/README.md
+++ b/docs/zh_CN/README.md
@@ -390,6 +390,9 @@
       // }
   }  
 } 
+
+scrollFunc();
+
 /*IE、Opera注册事件*/
 if(document.attachEvent){
   document.attachEvent('onmousewheel',scrollFunc);
diff --git a/docs/zh_CN/quick_start/unitv/unitv_quick_start.md b/docs/zh_CN/quick_start/unitv/unitv_quick_start.md
index 83d54cbe..6889f77a 100644
--- a/docs/zh_CN/quick_start/unitv/unitv_quick_start.md
+++ b/docs/zh_CN/quick_start/unitv/unitv_quick_start.md
@@ -244,7 +244,9 @@ V-Training 是由M5Stack推出的一个针对K210系列产品而定制的在线
 >UnitV在供电后，会默认运行SD中的boot程序，自动进行识别。添加了串口打印程序后，你可以使用串口调试工具，进行识别信息查看。
 
 
-## 程序库
+<img src="assets\img\getting_started_pics\unitv\unitv_qs4.jpg" width="60%">
+
+## 程序库   
 
 在程序库文档中，你可以找到更多的API，方便你搭建各式各样的应用。