Standard dialer codes on this device only serve diagnostic functions: : Displays the current IMEI number.

in most countries, including the US, UK, EU, India, and Pakistan, as it violates telecommunications laws and is often used to mask stolen devices.

In conclusion, while the Nokia 150 (RM-1190) is a basic feature phone with a unique IMEI number, modifying or changing IMEI numbers is not recommended. IMEI numbers play a crucial role in device identification, network compatibility, and security. Any attempts to change or modify IMEI numbers should be done with caution and awareness of the potential implications.