AT+CFUN=1,1
However, on modern LTE modules (EC25, EG95), this command is locked or gives an error: ERROR .
Sometimes, specific IMEI ranges are required for certification with a new network provider. 2. Technical Aspects: Can You Change a Quectel IMEI?
Disclaimer: This article is provided for educational and informational purposes only. Laws regarding IMEI modification vary by jurisdiction. Readers are solely responsible for ensuring compliance with all applicable local, national, and international laws and regulations. The author and publisher assume no liability for any damages or legal consequences resulting from the use or misuse of the information contained herein. quectel change imei
Use Quectel's official firmware update tools to ensure your device is running the latest, secure software [1].
"352145000000000" : The target 15-digit string contained in quotation marks. If successful, the terminal terminal will output: OK Use code with caution. Step 4: Save Changes and Reboot the Hardware
Use legitimate network management tools to monitor and control data consumption [3]. AT+CFUN=1,1 However, on modern LTE modules (EC25, EG95),
Low-cost IoT modules using MediaTek or Unisoc (Spreadtrum) architectures handle identity data differently. They often require specialized flash tools provided under NDA to distributors, which can rewrite the calibration sector containing the IMEI. 4. Troubleshooting Common Failures
Often, attempts to change IMEI through AT commands only work under specific, controlled scenarios, such as when the module is not actively connected to a WAN network. 3. Legal and Regulatory Warnings
The IMEI serves as a device's "digital fingerprint" for cellular networks. Networks use it to validate legitimate devices, block stolen equipment, and enforce regulatory compliance. Quectel modules ship from the factory with a pre-programmed, unique IMEI burned into the device's non-volatile memory (EFS/EFS2 partition). Technical Aspects: Can You Change a Quectel IMEI
AT+EGMR=1,7,"YOUR_15_DIGIT_IMEI"
A stable power supply capable of handling cellular transmission spikes (typically 3.3V to 4.3V, up to 2A). 2. Software Requirements
AT+EGMR=1,7,"123456789012345"