Free — Quectel Change Imei Install

This is the most widely discussed method and relies on a specific AT command that was historically supported on many Quectel modules but is increasingly being removed or disabled. The command is AT+EGMR .

I can provide the exact driver packages, terminal syntax, or custom initialization scripts required for your project. Share public link

The AT+NTSETID command (available on some Quectel modules) sets system identities such as UUID or IMEI value temporarily. This command only works when the radio is inactive ( AT+CFUN=0 ) and the changes are lost after a reboot. For a permanent change, you must use AT+EGMR or low‑level tools. quectel change imei install

Ensure the adapter board receives stable power (cellular modules draw high peak currents during network registration). 2. Environment Configuration

: Quectel’s official firmware upgrade tool, which can sometimes be used for deeper configuration or repairing corrupted NVRAM data. IMEI modification on EG25G - Quectel Forums This is the most widely discussed method and

Incorrectly flashing firmware or modifying NVRAM variables can permanently brick the cellular module. Prerequisites: Hardware and Software Setup

Used for firmware flashing and deep packet logging. NMEA Port: Delivers GPS/GNSS location data streams. Share public link The AT+NTSETID command (available on

The most common method involves sending specific strings to the module's via a serial terminal (e.g., PuTTY, QCOM, or Minicom). 1. Identify the Correct Port Windows : Check Device Manager for "Quectel USB AT Port". Linux : Typically maps to /dev/ttyUSB2 or /dev/ttyUSB3 . 2. Verify Current IMEI

Locate the ports section and identify the (e.g., COM5 ). Step 2: Establish a Serial Connection

Check for the creation of serial interfaces using ls /dev/ttyUSB* .

Most modern Linux distributions (with kernels 4.x and newer) include native support for Quectel modules via the option serial driver.