You must use the (supplied by Quectel only to large customers).
If you answer "No" to any of the above, do not proceed. Contact Quectel support for an authorized IMEI change path.
Use a terminal emulator (like PuTTY, Tera Term, or QCOM) set to the correct COM port and baud rate (usually 115200).
AT*PROD=0
Under the Mobile Telephones (Re-programming) Act 2002, it is strictly illegal to change a mobile device's IMEI or supply the tools to do so, carrying penalties of up to five years in prison.
Modules based on ASR or Spreadtrum chipsets—commonly found in portable Wi‑Fi hotspots and some 5G CPEs—use a different set of commands. These devices often require entering a before the IMEI can be written.
A Quectel development board, PCIe adapter, or a router containing the module. quectel change imei
Quectel modules support AT commands, which allow you to control and configure the module. You can use the following AT commands to change the IMEI:
Note: Some modules require AT+QGPSGNI=1 or a specific password. Without this, the change command will return ERROR .
Wait 10 seconds. Reconnect and check:
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. However, Quectel does not officially support or document these commands for the public. Quectel Forums Essential Pre-requisites
Quectel IMEI Management: A Comprehensive Guide to Changing and Repairing IMEI You must use the (supplied by Quectel only