diff --git a/docs/Application_guide/en/network-comm/nic/cellular/exception-handling.md b/docs/Application_guide/en/network-comm/nic/cellular/exception-handling.md
index 973f45a13862524e7a1c692dd0480ad53cf7c500..ef57fed8539d7454f58a87555f2ffd88dbbf4211 100644
--- a/docs/Application_guide/en/network-comm/nic/cellular/exception-handling.md
+++ b/docs/Application_guide/en/network-comm/nic/cellular/exception-handling.md
@@ -2,7 +2,7 @@
 
 This document describes how to troubleshoot and handle network exceptions in QuecPython, and provides an example to demonstrate how to handle network exceptions during device operation.
 
-## Handle Network Exceptions at Startup
+## Common Network Exceptions
 
 Three types of network exceptions may occur when the module starts up:
 
@@ -14,6 +14,10 @@ Three types of network exceptions may occur when the module starts up:
 
 The direct result of these three situations is that the module cannot connect to the network. Therefore, we refer to these situations as "network exceptions". Then how to troubleshoot and handle these three network exception situations is introduced below.
 
+## Handle Network Exceptions
+
+The following will explain in detail what may cause the above network exceptions and how to troubleshoot and solve these network exceptions.
+
 ### SIM Card Exception
 
 There are three main types of SIM card exceptions:
diff --git a/docs/Application_guide/en/network-comm/nic/cellular/initialization.md b/docs/Application_guide/en/network-comm/nic/cellular/initialization.md
index 2747ab1e24a9d7405672f2baf05561b06291f04f..a567419d954bfd9679cf0d6206a08076150a51a6 100644
--- a/docs/Application_guide/en/network-comm/nic/cellular/initialization.md
+++ b/docs/Application_guide/en/network-comm/nic/cellular/initialization.md
@@ -86,4 +86,4 @@ When the return value of the `dataCall.getInfo()` method indicates that the NIC
 
 > If the module fails to activate the NIC, please refer to the following section in the "*Handle Network Exceptions*" chapter for troubleshooting:
 >
-> * [Handle Network Exceptions at Startup](./exception-handling.html#Handle-Network-Exceptions-at-Startup)
\ No newline at end of file
+> * [Handle Network Exceptions](./exception-handling.html#Handle-Network-Exceptions)
\ No newline at end of file
diff --git a/docs/Application_guide/zh/network-comm/nic/cellular/exception-handling.md b/docs/Application_guide/zh/network-comm/nic/cellular/exception-handling.md
index e182ac0c1b64a1f1375dd0240c47b29e66b8fac8..821df8624348932c97c412771f3cf8754c38a09a 100644
--- a/docs/Application_guide/zh/network-comm/nic/cellular/exception-handling.md
+++ b/docs/Application_guide/zh/network-comm/nic/cellular/exception-handling.md
@@ -1,10 +1,10 @@
 # 网络异常处理
 
-本文主要讲述在QuecPython中，如何排查和处理网络异常情况，并提供一个示例，演示了在设备运行过程中，出现网络异常时的处理方式。
+本文主要讲述在QuecPython中，常见的网络异常有哪些，以及如何排查和处理这些网络异常情况，并提供一个示例，演示了在设备运行过程中，出现网络异常时的处理方式。
 
-## 开机时网络异常处理
+## 常见网络异常
 
-模组开机时的网络异常，主要包括3种情况，分别是：
+比较常见的网络异常，主要有以下3种情况，分别是：
 
 * SIM卡异常
 
@@ -14,6 +14,10 @@
 
 这3种情况导致的直接结果，就是模组无法连接到网络。因此我们将这些情况都称之为“网络异常”。下面我们分别来说明如何排查和处理这3种网络异常情况。
 
+## 网络异常处理
+
+下面将详细说明可能有哪些原因会引起上述的网络异常，以及如何去排查解决这些网络异常情况。
+
 ### SIM卡异常
 
 SIM卡异常主要有下面3种情况，分别是：
diff --git a/docs/Application_guide/zh/network-comm/nic/cellular/initialization.md b/docs/Application_guide/zh/network-comm/nic/cellular/initialization.md
index 806e0f9262b6e92a87cc1ed2ea1807aef1a87092..3c1c62850777751add47e57d0e7465f2317ffb83 100644
--- a/docs/Application_guide/zh/network-comm/nic/cellular/initialization.md
+++ b/docs/Application_guide/zh/network-comm/nic/cellular/initialization.md
@@ -94,4 +94,5 @@ dataCall.getInfo(profileID, ipType)
 
 > 如果模组无线网卡激活失败，请先请参考《网络异常处理》章节中如下部分进行排查：
 >
-> * [开机时网络异常处理](./exception-handling.html#开机时网络异常处理)
\ No newline at end of file
+> * [网络异常处理](./exception-handling.html#网络异常处理)
+