By Jenefey Aaron

Updated on 2025-06-03

100 % Helpful

All Samsung Galaxy Secret Codes, Dialer Codes and Hacks 2025

By Jenefey Aaron

2025-06-03 / Samsung

The Samsung Secret Codes, it seems like these are the codes that you can use to hack the device but that certainly is not the case. Actually, the codes are not secret anymore.

Secret codes or dialers allow the uses to break the boundaries and directly access some control functions that were only accessible to the manufacturers. These days, most users fix a variety of their Android device problems by themselves by using these codes. Some of the active codes are mentioned below in the article. Read this article to learn more.

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Part 1. What Is Samsung Secret Code

Part 2. Why Do We Need Samsung Secret Codes

Part 3. Samsung Secret Unlock Codes List for Free

Part 4. How to Use Samsung Galaxy Secret Codes

Part 5. Codes and Hacks: Samsung Test/Check/Network Codes

Bonus Tip: Secret Tool Unlock Samsung Phone without Losing Data

Part 1. What Is Samsung Secret Code

Samsung Secret Codes, also known as Dialer Codes, are alphanumeric characters designed exclusively for troubleshooting on Samsung Android devices. These manufacturer-specific codes should only be applied to Samsung devices, as using them on other brands may lead to undesirable outcomes, including permanent damage.

Android passwords fall into two broad categories: manufacturer-defined MMI codes and USSD codes.

MMI codes, or Man-Machine Interface, provide access to hidden settings menus defined by smartphone manufacturers.
USSD codes, or Unstructured Supplementary Service Data, are communication protocols used by mobile service providers. Ensure a valid network connection when running USSD codes to access carrier-specific information."

Part 2. Why Do We Need Samsung Secret Codes

If you are a mobile enthusiast or learning about advanced mobile development, you can use the Samsung secret codes to learn more functions of the device.
Another reason to use Samsung mobile check code is to operate the device smoothly. These codes will help you locate the intricate details about your device easily.
You can also use all Samsung secret codes to fix or troubleshoot any kind of problems with the device.

Part 3. Samsung Secret Unlock Codes List for Free

Device Information & Firmware

*#06# — Display IMEI number
*#1234# — Display current firmware version
#12580369# — Show software and hardware information
##1111## — Display software version
##2222## — Display hardware version
##44336## — Show build time and changelist number

Diagnostic & Test Modes

#0# — General test mode (LCD, vibration, camera, sensors)
##4636## — Diagnostic and general settings mode
##197328640## — Service mode main menu
*#9090# — Diagnostic configuration
##0842## — Vibration and backlight test
##0588## — Proximity sensor test
##0589## — Light sensor test
##232331## — Bluetooth test
##232338## — WLAN MAC address
##232339## — WLAN test mode
##1472365## — GPS test settings
##1575## — GPS control menu
##2663## — TSP and TSK firmware update
##34971539## — Camera firmware update
##0283## — Audio loopback control

SIM & Network

*#746562528746# — Check network lock status**
*7465625638# — Customize MCC/MNC network lock**
*7465625782# — Customize network lock NSP**
*746562577# — Network lock SP**
*#2263# — RF band selection
#272IMEI# — Change CSC code

System & Debugging

*#9900# — System dump mode (delete log files)
*#872564# — USB logging control
*#7284# — USB I2C mode control
*##2732832553282## — Data create menu**
*##273283255663282## — Data create SD card**
##3282727336## — View data usage status
##22558463## — Reset total call time
##07## — Check SAR (Specific Absorption Rate) level

Reset & Backup

##7780## — Factory soft reset (with confirmation)
27673855# — Factory hard reset (no confirmation)
*##273283255663282## — Backup and copy media files**

Call & Network Settings

*43# — Enable call waiting
#43# — Disable call waiting
*#43# — Check call waiting status
*135# — Request own phone number

Tips:

Use these codes with caution. Some operations, like factory resets, can erase all data on your device.

Part 4. How to Use Samsung Galaxy Secret Codes

Unlocking your Samsung device is a straight process to enhance your user experience. Follow these steps:

Open the dialer app on your Samsung device.
Dial the Samsung secret code listed below, then press the call button.
The code activates, triggering the desired feature.
Follow on-screen prompts for additional input or confirmation.
Use passwords cautiously to avoid potential harm to your phone.

Note: Passwords may vary based on the Samsung device model, firmware version and Android version.

Part 5. Samsung Secret Codes and Hacks

Explore Samsung's hidden features with Secret Codes and Hacks. Discover Samsung Galaxy Secret Codes for Phone Info, Test Functions, SIM Lock/Unlock/Reset, and the Service Mode Code. Unlock your device's full potential with these simple codes below:

1. Samsung Secret Codes for Phone Info and Test Functions

2. Samsung Secret Codes for SIM Lock/Unlock/Reset

3. Samsung Secret Code for Network Check

1. Samsung Secret Codes for Phone Info and Test Functions

*#06#, this code will display the IMEI number.
*#*#4636#*#*, this code will show you diagnostic and general settings mode.
*#*#7780#*#*, it will make Factory Soft reset or you can also use *#7780# for the same.
*#1234# will display the current firmware.
*2767*3855# for Factory Hard Reset to ROM firmware default settings.
*2767*4387264636# to display the product code.
*#272*imei#* to display or change CSC Code or you can also use *#272*HHMM#*.
*#*#1472365#*#* for GPS test settings.
*#*#197328640#*#* to enter Service Mode Main Menu.
*#9090# to enter Diagnostic Configuration /RAM Dump
*#0673# for Audio Test Mode.
*#0*# for General Test Mode.
*#872564# for USB Logging Control.
*#1575# for GPS Control Menu.
*#273283*255*3282*# for Data Create Menu.
*#34971539# for Camera Firmware Update.
*#9900# for System Dump Mode.
*#44336# for Software Version Info.
*#273283*255*663282*# for Data Create SD Card.
*#3282*727336*# to view Data Usage Status.
*#2663# for TSP or TSK firmware update.
*#7412365# for Camera Firmware Menu, also you can use *#*#34971539#*#* for the same purpose.
*#07# to view Test History.
*#8736364# to view OTA Update Menu.
*#7465625# to view Phone Lock Status.

2. Samsung Secret Codes for SIM Lock/Unlock/Reset

#0111*0000000# for SIM Unlock
#7465625*28746# for turning on Auto SIM Lock
*7465625*28746# for turning on Auto SIM Lock

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Conclusion

Here is the full list of Samsung secret codes here. As we said the secret codes are very helpful if used right! But always be careful as the codes from a specific brand won't work on the other and it will definitely damage the device, including the configurations. Simply just double check before applying any such codes!

In case, if you have locked yourself out of your own Android device, then you can use Tenorshare 4uKey for Android software to unlock any Android device easily.