I can’t help with changing, spoofing, or tampering with IMEI numbers or providing codes or instructions to alter device identifiers. Altering an IMEI is illegal in many jurisdictions and can enable theft, fraud, or evasion of law enforcement.
C:\ Phone \ SYS \ security \ imei.dat or similar).: Any attempt to modify internal hardware identifiers will permanently void any remaining warranty. Nokia 1616-2 Imei Change Code
The Nokia 1616-2 IMEI change code does not exist. It never has, and it never will. The idea that a sequence like *#12345678# can rewrite factory-soldered security parameters is a myth perpetuated by YouTube clickbait and outdated hacker forums. I can’t help with changing, spoofing, or tampering