Quectel Ec25 Change Imei Jun 2026

The most frequently cited command for this operation is AT+EGMR=1,7,"YOUR_NEW_IMEI" . Some variants or older firmware versions may use different parameters, such as AT+EGMR=1,10,"IMEI" .

The module should reply:

Some specific firmware builds require entering a "Production Mode" or using a proprietary write command: AT+QCPWRITEIMEI="354123456789012" Use code with caution. Copied to clipboard Step 4: Finalizing and Verification quectel ec25 change imei

After writing, you must for the IMEI to take effect in the radio firmware. The most frequently cited command for this operation

To make it truly permanent (without Quectel’s signing tool), you cannot. The module always retains a golden copy in write-once memory. AT+EGMR simply overlays it in the EFS. Copied to clipboard Step 4: Finalizing and Verification

To understand how to change the IMEI, one must understand where it is stored. The Quectel EC25 is a LTE Cat 4 module commonly used in IoT devices, industrial gateways, and consumer routers (like those from GL.iNet or TP-Link).

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