Quectel Ec25 Change Imei Portable -
AT+EGMR
To change the IMEI on a Quectel EC25 modem, you can use the command. While Quectel does not officially document this for customer use to avoid legal or carrier issues, it is often used for "IMEI repair" when the number has been lost during firmware updates. Steps to Change IMEI
Open serial port (e.g., /dev/ttyUSB2 or COM port). Send: quectel ec25 change imei