: Many Chinese feature phones allow for direct IMEI editing through hidden menus. For instance, dialing codes such as *#0066# , *#*#3646633#*#* , or *#31# (depending on the specific model) can open a "Write IMEI" or "Engineer Mode" prompt.
The term "China keypad mobile IMEI repair tool" is often used generically to refer to Maui META or SN Writer , as these are the most accessible for technicians in local markets.
It uses specific individual platform configurations to target the phone's calibration parameters over a COM port or USB interface.
Click on Setting or Parameter Settings . Select your input option (e.g., IMEI1 and IMEI2).
Type the original 15-digit IMEI 1 (and IMEI 2 if it is a dual-SIM phone) into the designated text fields.