Imei - Quectel Ec25 Change

Changing the IMEI on a Quectel EC25 modem is typically accomplished using the AT+EGMR=1,7," " command via a serial terminal, often for repairing a corrupted firmware, according to discussions on the Quectel Forums. For advanced cases where the command interface fails, developers may use fastboot tools to fix the EFS partition, although this process may be blocked on newer firmware versions. For more details, visit Quectel Forums . EC25EU LTE not working after update - Quectel Forums

Operation not allowed. Your module is IMEI-locked. Try sending AT+QPRTPARA=1 first, then re-attempt the write. quectel ec25 change imei