The Ultimate Guide to SPD Android IMEI Repair Code: Everything You Need to Know
How to fix an invalid IMEI issue on your smartphone - Airtel
for Infinix/Tecno/itel devices to avoid permanently "bricking" the device [15, 22]. Do you have the specific model number chipset type
You can attempt to access the internal repair menus by dialing these codes into your phone's dialer: Main Engineering Mode: *#*#3646633#*#* or *#*#83781#*#* Alternate SPD Codes: *#*#9646633#*#* or *#*#4636#*#* View Current IMEI: *#06# Repairing IMEI via Engineering Mode
Enter the original IMEI numbers found on the phone's sticker or original box [5.4, 5.6].
Introduction: The "Null IMEI" Nightmare