These Android hidden codes are for all Android devices regardless of manufacturer.
1. Factory Data Reset Secret Code
*#*#7780#*#*
This is probably one of the most common codes and this is useful to almost all users. Resetting factory data will delete everything from your phone.
2. Testing Menu Code (Full Information about your Phone)
*#*#4636#*#*
I’ve personally used this Android hidden code several times in order to switch my preferred network connection. This menu lets you access details of various different things on your phone including WiFi and usage statistics.
In order to check your WiFi details, you can go into the WiFi information menu.
You can also get access to information about your phone by going into the Phone information menu. You’ll also be able to run a PING test.
You can also get details about your phone’s battery by going to the Battery information menu.
3. Format your Phone
*2767*3855#
This Android secret code completely formats your phone and deletes everything from it. Your phone will be exactly like it was when you took it out of the box.
4. Detailed Camera Information
*#*#34971539#*#*
You can use this Android secret code in order to get detailed information about your camera.
5. Service Test Mode
*#*#197328640#*#*
This Android secret menu lets you access service mode where you can run various tests.
6. Quick Backup
*#*#273283*255*663282*#*#*
You can use this Android hidden menu in order to create a quick backup of all your media files, such as images and audio files.
7. LCD Test Hidden Code
*#*#0*#*#*
This Android code lets you run an LCD test on your phone.
8. RAM Details Hidden Menu
*#*#3264#*#*
The Android secret code above can be used to find out your phone’s RAM version.
9. Touch Screen Version
*#*#2663#*#*
This secret code lets you find out your phone’s touch screen version.
10. Back Light and Vibration Test
*#*#0842#*#*
You can use this Android hidden menu in order to test your phone’s back light and vibration.
11. Sensor Test
*#*#0588#*#*
Using the code above, you can test your phone’s sensor.
12. Touch Screen Test
*#*#2664#*#*
If you want to test your phone’s touch screen, then you can use the code mentioned above.
13. Phone Information Hidden Menu
*#*#4986*2650468#*#*
This Android hidden menu gives you details of your phone including hardware, PDA and RF call date information.
14. FTA Hardware Information
*#*#2222#*#*
This secret code give you access to FTA hardware information.
15. FTA Software Information
*#*#1111#*#*
This menu gives you access to your phone’s FTA Software information.
16. Build Time
*#*#44336#*#*
This code can be used for changing list number and for displaying the build time.
17. PDA and Firmware
*#*#1234#*#*
This Android secret code gives you detail about your phone’s PDA and firmware version.
18. Test Wireless LAN
*#*#232339#*#* or *#*#528#*#* or *#*#526#*#*
You can use one of these Android secret codes in order to test your wireless LAN.
19. WiFi Mac Address
*#*#232338#*#*
This Android hidden menu displays your WiFi Mac Address.
20. Quick GPS Test
*#*#1472365#*#*
You can use this code in order to perform a quick GPS test.
21. Bluetooth Test Code
*#*#232331#*#*
This code can be used to perform a Bluetooth test on your Android phone.
22. Bluetooth Device Address
*#*#232337#*#*
This code displays the Bluetooth device address on your phone.
23. Power Off Code
*#*#7594#*#*
You can use this code to directly power off your Android device.
24. Different GPS Test
*#*#1575#*#*
This code can be used to perform a different type of GPS test on your Android device.
25. Packet Loopback Test
*#*#0283#*#*
This Android secret code lets you perform a packet loopback test.
26. Phone Audio Test Secret Code
*#*#0673#*#* or *#*#0289#*#*
You can use one of these Android secret codes to perform an audio test on your Android device.
27. Field Test
*#*#7262626#*#*
This Android code can be used to perform a field test.
28. Monitor Google Talk Service
*#*#8255#*#*
The code mentioned above can be used to monitor Google talk service.
29. Phone IMEI Number
*#06#
This is one of the most popular Android codes and it lets you check your device’s IMEI number.
30. Enable Voice Dialing Logging Mode
*#*#8351#*#*
This Android hidden menu enables Voice dialing logging mode.
31. Disable Voice Dialing Logging Mode
*#*#8350#*#*
In order to disable Voice dialing logging mode, you can use the Android code above.
32. ADC Reading
*#228#
This Android code brings up the ADC reading menu.
33. Network Lock Status
*#7465625#
In order to check your phone’s network lock status, you can dial the code above.
34. Hide Service Menu On Motorola Droid
##7764726
This code hides the service menu on the Motorola Droid smartphone.
35. USB Logging Control
*#872564#
This Android hidden menu gives you access to USB logging control
36. System Dump Mode
*#9900#
The code above lets you open up System dump mode on your Android device.
37. HSDPA/HSUPA Control Menu
*#301279#
You can access the HSDPA/HSUPA control menu on your Android device using this code.
38. Diagnostic configuration
*#9090#
This Android code opens up the diagnostic configuration menu.
LG Secret Codes
39. LG G3 Diagnostic Test Menu
For AT&T – 3845#*850#
For Sprint – 5689#*990#
For T-Mobile – 3845#*851#
For Verizon – ##228378
For International Variants – 3845#*855#
This LG code lets you open up a secret diagnostic test menu on your LG G3. This menu will give you different options including device test, ELT test and factory reset.
HTC Secret Codes
These codes are specifically for HTC Android devices.
40. HTC Function Test
*#*#3424#*#*
This HTC code gives you access to the HTC function test menu.
41. HTC Diagnostic Mode
##3424#
This HTC code lets you access diagnostic mode menu on your HTC phone.
42. HTC EPST
##3282#
You can use this HTC code to access the EPST menu on your HTC phone.
43. HTC Field Trial Menu
##33284#
This HTC code above lets you access the field trial menu on your phone.
44. HTC Vocoder
##8626337#
You can use this HTC code to bring up the Vocoder menu.
45. HTC Reverse Logistics Support
##786#
If you want to bring up the reverse logistics support menu, you can use the code above on your HTC phone.
46. HTC Protocol Revision
##7738#
This HTC code can be used for protocol revision
Samsung Phones Hidden Codes
These codes are specifically for Samsung Android devices.
47. Samsung Software Version
*#1234#
This is one of the most popular Samsung codes and you can use this to find out the software version of your Samsung phone.
48. Samsung Hardware and Software Information
*#12580*369#
This is another hidden Samsung code and it lets you access your phone’s hardware and software information.
49. Samsung Battery Code
*#0228#
This Samsung code can be used to find out your phone’s battery status.
50. Samsung Service Menu
*#0011#
You can use this Samsung code to open up your phone’s service menu.
51. Samsung Loopback Test
*#0283#
You can perform a loopback test on your Samsung phone using this code.
52. Samsung USB Service
*#0808#
This Samsung code gives you access to USB service.
53. Samsung Service Mode
*#9090#
You can open up your Samsung phone’s service mode using this code.
54. Samsung FactoryKeystring
*#7284#
This Samsung code gives you access to the FactoryKeystring menu.
55. Camera Firmware
*#34971539#
This Samsung code can be used to access your Samsung phone’s camera firmware menu.
56. Testmodus
*#0*#
This Samsung secret code can be used to access the testmodus menu.
Nexus 5 Secret Codes and Hidden Menu
These codes are specifically for the Nexus 5.
57. Hard Reset
*#*#786#*#*
This Nexus 5 code will reset everything from your phone so make sure that all your data is backed up.
58. Launch Superuser
*#*#7873778#*#* or *#*#1234#*#*
You can use either code mentioned above to launch the Superuser app.
59. Home Network Information
*#123#
This Nexus 5 code shows whether you’re connected to your home network. This is only available in Canada and USA.
60. Check System Updates
*#*#2432546#*#*
You can use this Nexus 5 code to check manually for system updates.
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