Quectel Change Imei Install -

Some devices use ASR (Spreadtrum/Unisoc) chipsets rather than Qualcomm. These often respond to a different set of AT commands. A typical procedure for ASR‑based Quectel modules (often found in portable WiFi devices) is:

This is the most widely discussed method and relies on a specific AT command that was historically supported on many Quectel modules but is increasingly being removed or disabled. The command is AT+EGMR .

To update the IMEI for testing, the syntax uses the execution command parameter 1,7 followed by the new 15-digit string wrapped in quotation marks: AT+EGMR=1,7,"35xxxxxxxxxxxxx" Use code with caution. quectel change imei install

Open your serial terminal application (such as QCOM or PuTTY). Configure the connection settings: Select your specific Quectel AT Port. Baud Rate: Typically 115200 (or 9600 ). Data Bits: 8 Stop Bits: 1 Parity: None

The of your Quectel module (e.g., EC25-A, RM520N-GL) The host operating system you are configuring it on The command is AT+EGMR

Check for the creation of serial interfaces using ls /dev/ttyUSB* .

Changing the IMEI on a Quectel module requires technical expertise and caution. Before attempting to change the IMEI, ensure you understand the process and potential implications. It's also essential to consult the module's documentation and Quectel's support resources for specific guidance. power-cycle the hardware manually).

IMEI is a 15-digit number that serves as a unique identifier for a mobile device. It is used to identify a device on a cellular network and is essential for various purposes such as:

The new installation parameters will not fully initialize until the module performs a hardware or software cycle. Reset the cellular module via software: AT+CFUN=1,1 Use code with caution. (Alternatively, power-cycle the hardware manually).