is a classic feature phone often used in regions where registering devices with local telecommunication authorities (like the PTA in Pakistan) is mandatory for SIM card functionality. Users often search for "IMEI change codes" to fix "Invalid SIM" or registration issues, though this process carries significant legal and technical risks Common Nokia 130 Codes
: *#7780# – Resets settings without deleting your data (default security code is 12345 ). nokia 130 imei change code list best