Every Android user is an explorer. They love to explore every nook and cranny of their beloved devices. This is why we share a fascination with the Android secret codes and hidden secret menus.

We are going to list a ton of dialer codes that will do just about everything you can think of regarding Android diagnostics. Manufacturers don’t want certain options available to the normal users, and frankly, that’s a good idea. But if you want more control and power over your Android, read on and try some of these great Android secret codes.

Smartphone manufacturers tend to keep the technical stuff away from the common users. They don’t want to confuse or overburden normal people with a bucket load of options. Thankfully, both Android OS developers and smartphone manufacturers tend to keep hidden menus accessible via dialer codes.

There are some codes that are universal and are supported by almost any Android smartphone.

Some of the dialer codes are exclusive to manufacturers and may not work on all models for all carriers.

I’ll be listing them all in separate sections, so if you want to get codes that work on Samsung devices, you can just get over to that section and start having fun.

I’ll be listing them all in separate sections, so if you want to get codes that work on Samsung devices, you can just get over to that section and start having funA point to be noted here is that some of the codes are a bit extreme. Some of them wipe your entire smartphone and factory reset it, so be cautious while inputting them. Read the description and then go on a code entering spree. That being said, let’s start with some great Android secret codes, hidden menu and dialer codes.

Android Common Codes

Description Code
Testing Menu *#*#4636#*#*
Display Info about device                            *#*#4636#*#*
Factory Restore                                                   *#*#7780#*#*
Camera Information                                                          *#*#34971539#*#*
Completely Wipe device, install stock firmware *2767*3855#
Backup all media files *#*#273283*255*663282*#*#*
Wireless LAN Test *#*#232339#*#* OR *#*#526#*#*
Change Power button behavior *#*#7594#*#*
Quick GPS Test *#*#1472365#*#*
Test mode for service activity *#*#197328640#*#*
Wi-Fi Mac Address *#*#232338#*#*
Another GPS test *#*#1575#*#*
Packet Loopback Test *#*#0283#*#*
Audio Test *#*#0673#*#* OR *#*#0289#*#*
Vibration and Backlight test *#*#0842#*#*
Check touch screen version *#*#2663#*#*
LCD test *#*#0*#*#*
Touch Screen test *#*#2664#*#*
Proximity sensor test *#*#0588#*#*
RAM version *#*#3264#*#*
Bluetooth test *#*#232331#*#*
Field Test *#*#7262626#*#*
Check Bluetooth device address *#*#232337#*#
Google Talk service monitoring *#*#8255#*#*
PDA, Hardware, Phone and RF Call Date info *#*#4986*2650468#*#*
PDA and Phone firmware check *#*#1234#*#*
FTA hardware version *#*#2222#*#*
FTA software version *#*#1111#*#*
Displays IMEI number *#06#
Enables voice dialing logging mode *#*#8351#*#*
Disables voice dialing logging mode *#*#8350#*#*
Brings up Epst menu ##778 +call
Displays Build time and change list number *#*#44336#*#*
Remove Google account setting *#*#7780#*#*
Reinstall the firmware *2767*3855#
Used to enter into Service mode *#*#197328640#*#*
Battery Status *#0228#
Data create menu *#273283*255*3282*#
Data usage status *#3282*727336*#
OTA update menu *#8736364#
RF band selection *#2263#
Diagnostic configuration *#9090#
USB 12C mode control *#7284#
USB logging control *#872564#
Debug dump menu *#746#
System dump mode *#9900#
Shows Build time change list number *#*#44336#*#*
NAND flash serial number *#03#
Real time clock test *#0782#
Light sensor test *#0589#
Quick test menu *#7353#
Execute from Emergency dial screen to unlock PUK code **05***#

Samsung Secret Codes

   
Display IMEI number *#06#
Display current firmware *#1234#
Diagnostic and general settings mode #*#4636#*#*
Factory soft reset *#*#7780#*#*
To display product code *2767*4387264636#
GPS test settings *#*#1472365#*#*
Service mode main menu *#*#197328640#*#*
SW & HW Info *#12580*369#
Bluetooth Address *#232337#
ADC Reading *#0228#
RF Band Selection *#2263#
Ciphering Info *#32489#
Bluetooth Test Mode *#232331#
Diagnostic Configuration *#9090#
WLAN Test Mode *#232339#
Vibration motor test *#0842#
WLAN MAC Address *#232338#
USB I2C Mode Control *#7284#
Audio Test Mode *#0673#
General Test Mode *#0*#
USB Logging Control *#872564#
GCF Configuration *#4238378#
Real Time Clock Test *#0782#
Audio Loopback Control *#0283#
LBS Test Mode *#3214789650#
GPS Control Menu *#1575#
RIL Dump Menu *#745#
Data Create Menu *#273283*255*3282*#
Proximity Sensor Test Mode *#0588#
Camera Firmware Update *#34971539#
Light Sensor Test Mode *#0589#
WLAN Engineering Mode *#526#
Debug Dump Menu *#746#
NAND Flash S/N *#03#
Software Version Info *#44336#
System Dump Mode *#9900#
Data Create SD Card *#273283*255*663282*#
Data Usage Status *#3282*727336*#
TSP / TSK firmware update *#2663#
Remap Shutdown to End Call TSK *#7594#
Camera Firmware Menu *#7412365# and *#*#34971539#*#*
WLAN Engineering Mode *#528#
Melody Test Mode *#0289#
OTA Update Menu *#8736364#
Test History *#07#
HSDPA/HSUPA Control Menu *#301279#
Quick Test Menu *#7353#
View Phone Lock Status *#7465625#
Auto Answer Selection *#272886#

HTC Secret Codes

Description Codes
Device information program #*#4636#*#*
Field Test *#*#7262626#*#*
HTC Function Test Program *#*#3424#*#*
Display Software version *#*#1111#*#*
Display hardware version *#*#2222#*#*
Wi-Fi Mac Address *#*#232338#*#*
Bluetooth Mac Address *#*#232337#*#
GPS Test *#*#1472365#*#*
GPS Test 2 *#*#1575#*#*
Bluetooth test *#*#232331#*#*
Display test *#*#0*#*#*
Touch Screen version *#*#2663#*#*
Touch Screen Test *#*#2664#*#*
Debug UI #*#759#*#*
Factory format *2767*3855#
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