Always double-check a code online before using a factory reset or calibration code. And never share your IMEI unnecessarily.
| Code | Function | |------|-----------| | *#001# | Show current network / SIM info | | *#102# | Show phone number (if stored on SIM) | | *#*#225#*#* | Calendar &日程 info (Google Calendar) | | *#*#426#*#* | Google Play Services diagnostics | | *#*#44336#*#* | Software build date & changelist | | *#*#1234#*#* | PDA / CSC / Phone firmware versions (Samsung legacy, sometimes works) | How to Use Secret Codes on INFINIX Note 11