diff --git a/docs/Application_guide/en/media/network-comm/nic/cellular/open-REPL-port_en.png b/docs/Application_guide/en/media/network-comm/nic/cellular/open-REPL-port_en.png
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diff --git a/docs/Application_guide/en/media/network-comm/nic/cellular/sim-puk_en.png b/docs/Application_guide/en/media/network-comm/nic/cellular/sim-puk_en.png
new file mode 100644
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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 8ab627ec5f451855cf57d1907e68d00630728634..50c76b14c7ee0d144aecf227bdbedcc956c7c196 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
@@ -26,7 +26,7 @@ Step 1: Connect the module to the USB port of the computer with a USB cable.
 
 Step 2: Open *QPYcom* on the computer, open the QuecPython REPL command port (NMEA Port in the figure), and enter interactive mode.
 
-![](../../../media/network-comm/nic/cellular/open-REPL-port.png)
+![](../../../media/network-comm/nic/cellular/open-REPL-port_en.png)
 
 Step 3: In the command line, call the following API to check the network registration status.
 
@@ -85,7 +85,7 @@ Step 3: Reboot the module and check the SIM card status again to see whether the
 
 When the SIM card status value is 3, it means that this card has been locked. In this case, you need to use the PUK code to unlock it. The PUK code can usually be found on the standard SIM card, as shown in the following figure:
 
-![](../../../media/network-comm/nic/cellular/sim-puk.png)
+![](../../../media/network-comm/nic/cellular/sim-puk_en.png)
 
 Please note that each SIM card has its PUK code. When unlocking the SIM card, you must make sure to enter the correct PUK code. If the PUK code is entered incorrectly multiple times (usually 10 times. You can contact the SIM card operator to query the specific number), the SIM card will be permanently locked and cannot be used again.
 
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 7e684a0ad08feb1a9970e673e6db898614ea94d8..9fb2c3f9079a3b8107ce0d2fb72b788080aa0053 100644
--- a/docs/Application_guide/en/network-comm/nic/cellular/initialization.md
+++ b/docs/Application_guide/en/network-comm/nic/cellular/initialization.md
@@ -33,7 +33,7 @@ Step 1: Connect the terminal device to the computer's USB port using a USB cable
 
 Step 2: Open *QPYcom* on the computer, select the AT port, and open the port with the configuration parameters as shown in the figure.
 
-![](../../../media/network-comm/nic/cellular/open-at-port.png)
+![](../../../media/network-comm/nic/cellular/open-at-port_en.png)
 
 Step 3: Send the AT query command to check the network registration status.
 
@@ -47,7 +47,7 @@ Step 1: Connect the terminal device to the computer's USB port using a USB cable
 
 Step 2: Open *QPYcom* on the computer, select the USB NMEA port (REPL command port of QuecPython), and enter the interactive mode.
 
-![](../../../media/network-comm/nic/cellular/open-REPL-port.png)
+![](../../../media/network-comm/nic/cellular/open-REPL-port_en.png)
 
 Step 3: In the command line, call *net.getState()* to query the network registration status as follows.