NVRAM (Non-Volatile Random Access Memory) is a type of memory that stores configuration data, such as IMEI, firmware settings, and other calibration data, even when the device is powered off.
: Flashing another device's NVRAM file will change your IMEI to that of the source device. It is often illegal to change an IMEI; only use this process to repair a corrupted original IMEI. nokia 24 nvram file
You can try searching for the Nokia 2.4 NVRAM file on the following resources: NVRAM (Non-Volatile Random Access Memory) is a type