Or
The IMEI is a unique 15-digit code used to identify GSM, WCDMA, and LTE devices on a mobile network. In Quectel modules like the EC25, this identifier is typically stored in the non-volatile (NV) memory. From a technical standpoint, modifying the IMEI is usually achieved through specific (Attention Commands) while the device is in a specialized mode, such as USB modem or "emergency" mode. quectel ec25 change imei
AT+EGMR=0,1,"password"