Quectel: Change Imei Install __hot__

The module is actively trying to communicate with a SIM card or registered network. Run AT+CFUN=0 to turn off the radio functionality completely before trying to overwrite the IMEI.

Open your operating system's device manager (e.g., Windows Device Manager) and locate the ports labeled Quectel USB AT Port . Note the assigned COM port number.

Changing the IMEI on a cellular module can be considered a hack and might be against the terms of service of your carrier or device manufacturer. Additionally, modifying the IMEI can potentially cause issues with network registration, data sessions, or even damage your device. Proceed with caution and at your own risk.

: Used for low-level firmware flashing and diagnostic logging. quectel change imei install

The module will respond with a 15-digit string, which is your current IMEI. Alternatively, you can use the command: AT+CGSN Use code with caution.

import serial

Whether you are configuring a Quectel EG25-G, EC25, or another LTE/5G module, it is vital to understand the technical and legal framework. This comprehensive guide details the physical installation, the firmware environment, and the technical steps involved in configuring a Quectel module. ⚠️ Important Disclaimer & Legal Considerations The module is actively trying to communicate with

If a specific IMEI is required for development or legacy integration purposes, the proper channel is to contact Quectel sales representatives to order modules pre-programmed with custom identifiers during the manufacturing process, or to use the assigned factory IMEI.

The standard command used across many Quectel modules (like the EG25-G, EP06, or EM160R-GL) is Connect to the Modem

Alternatively, use AT+EGMR=0,7 to retrieve the IMEI string specifically. Note the assigned COM port number

The NVRAM checksum may be invalid, or the new identity code contains an invalid Type Allocation Code (TAC) or incorrect check-digit (the 15th digit computed via the Luhn algorithm). Ensure your value satisfies standard Luhn validation.

: Some kits use AT*MRD_IMEI=W,0101,11JAN1970,YOUR_NEW_IMEI after entering a specific "non-production" mode. Important Constraints & Risks