diff --git a/docs/en/arduino/arduino_development.md b/docs/en/arduino/arduino_development.md
index d8b0fd09..093262b0 100644
--- a/docs/en/arduino/arduino_development.md
+++ b/docs/en/arduino/arduino_development.md
@@ -6,8 +6,7 @@
 
 Note: M5StickC / V / T / ATOM series support can be used without driver, users can skip this driver installation step.
 
-?> For Mac OS, make sure System preferences - > Security & Privacy - > General before installing, and allow the apps to be installed from the App Store and ident
-ified developers
+?> For Mac OS, make sure System preferences -> Security & Privacy -> General before installing, and allow the apps to be installed from the App Store and identified developers
 
 ><img src="/image/base/System_preferences.png" width="50%">
 
diff --git a/docs/zh_CN/arduino/arduino_development.md b/docs/zh_CN/arduino/arduino_development.md
index 0946ef2a..07d86972 100644
--- a/docs/zh_CN/arduino/arduino_development.md
+++ b/docs/zh_CN/arduino/arduino_development.md
@@ -6,6 +6,9 @@
 
 ?>注意：M5StickC/V/T/ATOM系列支持可免驱动使用，用户可跳过该驱动安装步骤。
 
+?> 对于Mac OS，在安装之前确保系统偏好设置->安全性和隐私->通用，并允许从App Store和被认可的开发者
+
+><img src="/image/base/System_preferences.png" width="50%">
 
 * __下载CP2104驱动程序__
 
@@ -34,16 +37,12 @@
 
 ><img src="/image/base/CP210X_install.gif " width="70%">
 
-
-
 ## Arduino-IDE
 
 >[点击此处访问 Arduino 官网](https://www.arduino.cc/en/Main/Software),选择对应自己操作系统的安装包进行下载.
 
-
 <img src="assets/img/related_documents/Arduino_IDE/Arduino_install.jpg">
 
-
 ## ESP32的板管理
 
 >1.打开 Arduino IDE，选择 `文件`->`首选项`->`设置`
@@ -103,8 +102,6 @@
 <img src="assets/img/related_documents/Arduino_IDE/Arduino_9.jpg">
 
 
-
-
 <script>
 
    anchor_search();