| *#06# |
- IMEI, a unique number given to every single mobile phone |
| *#*#3646633#*#* or *#*#54298#*#* |
- Engineering Mode (for smartphones based on MTK processor) |
| *#*#4636#*#* |
- Testing menu only have Phone Information, Usage Statistics and Wi-Fi information. |
| *#*#225#*#* |
- This code show the number of festivities and events in your calendar |
| *#*#426#*#* |
- Google Play Services app with the information about the connectivity with the FCM server |
| *#*#759#*#* |
- RLZ Debug UI (Device ID, Activation Status, Some Ping Stuff, and few other things) |
| *#*#36245#*#* |
- Display Email debug informations |
| *#*#8255#*#* |
- Access GTalk Service Monitor |
| *#*#64663#*#* |
- Open engineering mode (Version, Bluetooth, Battery, Speakers) |
| *#*#7780#*#* |
- Used for a factory data reset. |
| *2767*3855# |
- The firmware of the device is completely reinstalled |
| *#*#232338#*#* |
- Wi-Fi Mac Address |
| *#*#34971539#*#* |
- See camera information. |
| *#*#1234#*#* |
- PDA and Phone firmware info |
| *#*#7594#*#* |
- Changing the power button behavior-Enables direct poweroff once the code enabled |
| *#*#1472365#*#* |
- For a quick GPS test |
| *#*#273283*255*663282*#*#* |
- For a quick backup to all your media files |
| *#*#1575#*#* |
- GPS Testing Code |
| *#*#197328640#*#* |
- Enabling test mode for service activity |
| *#*#0283#*#* |
- Packet Loopback test |
| *#0228# |
- battery calibration |
| *#*#232339#*#* OR *#*#526#*#* |
- Wireless Lan Tests |
| *#*#0*#*#* |
- LCD display test Code |
| *#*#3264#*#* |
- Ram version |
| *#*#1111#*#* |
- FTA Software version |
| *#*#2664#*#* |
- Touch-Screen test |
| *#*#0588#*#* |
- Test the functionality of your proximity sensor |
| *#*#8351#*#* |
- Enables voice dialing logging mode |
| *#*#232331#*#* |
- Bluetooth Test Mode |
| *#*#232337#*# |
- To display Bluetooth Physic Address |
| *#*#7262626#*#* |
- Field test |
| *#*#0289#*#* OR *#*#0673#*#* |
- Audio test |
| *#*#0842#*#* |
- Device test (vibration test and backlight test) |
| *#*#2663#*#* |
- Display device's touch-screen version |
| *#*#44336#*#* |
- Displays Build time and change list number |
| *#*#4986*2650468#*#* |
- PDA, Phone, Hardware, RF Call Date firmware info |
| *#*#8350#*#* |
- Disables voice dialing logging mode |
| *#*#2222#*#* |
- FTA Hardware verion |