The search for a "" is less about a simple shortcut and more about one of the most famous urban legends (and alleged exploits) in mobile history.
From the dialer: Dial *#06# on your smartphone's dialer, and your IMEI code will appear immediately. Nokia 150 (2023) user guide: Keys and parts - HMD nokia 1100 imei change code
While you cannot change the IMEI via a simple keypad code, you can use codes to view it or reset other device settings: Common Nokia 1100 Service Codes The search for a "" is less about
: *#06# — Displays the unique 15-digit serial number . Networks use the IMEI to identify stolen or
Networks use the IMEI to identify stolen or blacklisted devices. If you change your IMEI to one that is already blacklisted, your phone will lose all cellular service. Device "Bricking":
The IMEI is hardcoded into the phone's non-volatile memory or OTP (One-Time Programmable) chip.