Quectel Change Imei Install _best_ -
Obtain the official Quectel LTE Windows USB Driver package (version 2.x or newer) or the Quectel 5G Windows USB Driver depending on your hardware generation.
Once the ports are mapped, use a terminal program to establish communication with the module. Open your terminal emulator (e.g., QCOM or PuTTY).
AT+QPRTPARA=0
Response should be OK . Then reset:
Quectel modules utilize specific AT commands to read and overwrite identification numbers stored in the module's non-volatile memory (NVRAM). Follow these steps systematically. Step 1: Connect and Verify Communication
The most common method for modifying the IMEI on Quectel modules (such as the , EC25 , and EP06 series) is the AT+EGMR command. Using Quectel voice over UAC #2 - GitHub
Utilize an NV editing tool or hex editor on the backup file to locate the NV item corresponding to the primary IMEI (typically NV item 550 ). quectel change imei install
Now check the current IMEI:
This command writes the new IMEI to the specific memory location on the module. A successful write is usually confirmed by an OK response. After writing, the change can be verified by issuing the read command, AT+CGSN , which should return the new IMEI.
A PCIe/M.2 to USB adapter or a manufacturer development kit. Obtain the official Quectel LTE Windows USB Driver
For advanced users, tools like the asterisk-chan-quectel driver on GitHub allow for complex call handling using specific IMEIs.
Changing the IMEI on a cellular module may have implications for device certification, regulatory compliance, and network operator requirements. Ensure that you understand the potential consequences before making any modifications.
If you have used the correct manufacturer-approved procedure, firmware, and tools to update your IMEI, you must reboot the module for the changes to take effect. Send the reboot command to the module: AT+CFUN=1,1 Use code with caution. AT+QPRTPARA=0 Response should be OK
: On Linux systems, you must stop the ModemManager service (e.g., sudo systemctl stop ModemManager ) as it may lock the serial port. Execution via AT Commands