Tips & Tutorials

Samsung Galaxy S9 Secret Codes

This guide lists down all Samsung Galaxy S9 secret codes which you can dial in the phone app to do certain tasks. In Android smartphones the secret codes have been the most essential short codes that are expected to do some basic tasks. Each phones have some particular codes which are programmed by their respective manufacturer to perform certain operations. Samsung Galaxy S9 has been recently released and we have already got our hands on its secret codes. The codes of Galaxy S9 and Note 8 are similar but there are some codes which are specific for Galaxy S9 only.

These secret codes can also run diagnostics of a smartphone to check if its functions are working or not. Best of all these diagnostics can be used to test a smartphone to make sure that everything of that particular smartphone is functioning properly or not. These secret codes will surely come in handy when buying a new phone. These codes can be used to solve many issues including slow charging, WiFi issues and the battery drain issues which are faced by many Samsung users. Use Galaxy S9 secret codes given ahead to perform a variety of, otherwise, hidden operations.

Samsung Galaxy S9 Secret Codes

Samsung Galaxy S9 Secret Codes

Secret codes are basically a combination of digits and symbols that once entered within the dialer app perform a certain action. These codes act as shortcuts to do certain tasks and also, initiate utilities that aren’t directly accessible from the system UI of Galaxy S9. These work for Samsung Galaxy S9 and Galaxy S9+. They may also work with other Samsung devices.

The only thing you have to do is enter all of these secret codes inside your stock Phone dialer app. Once you finish the code, the phone will automatically detect it and you would not be required to press send or dial these codes. Here is a detailed list of codes sorted by their functions for Galaxy S9 / Galaxy S9 Plus.

Restart Codes for Samsung Galaxy S9:

Through the following codes, you can quickly trigger a restart on your Galaxy S9. Helpful if you have access to dialer app only on your phone.

CodeFunction
#*2562#Restart
#*3849#Restart
#*3851#Restart
#*3876#Restart

System Control Codes for Samsung Galaxy S9 / Galaxy S9+:

Following codes are system control oriented and let users change, modify or view system settings that are otherwise not visible through the stock UI. Further, these codes let you access advance functions that might alter the overall functionality of your device, so proceed with caution.

CodeDescription
*#7284#USB I2C Mode Controlling Panel
*#872564#Control USB Logging
*#4238378# Control GCF Configuration
*#0283#Control Audio Loopback
*#1575# Manage  and control GPS Menu

Galaxy S9 Secret Codes for Phone Information:

If you are looking for exact information regarding your device, its hardware and even its software, these codes will help. Rather than digging around in Settings app, quickly access all information regarding your phone with these codes.

CodeDescription
*#*#4636#*#*View phone information
*#*#4986*2650468#*#*View Phone’s PDA , H/W, RFCallDate details
*#*#1234#*#View PDA Type and Version
*#*#1111#*#* View Firmware software version
*#*#2222#*#* View Firmware hardware version
*#*#44336#*#* Viewr build version, ROM sales code, build time and change list number
*#272*IMEI# Change salescodes and reset the user data
*#0011# View Status of GSM Network
*#*#4636#*# View all User Statistics, Essential Info
*#12580*369# Check Software and Hardware Info
#*#8377466# View Software and Hardware Version Info

Secret Codes for Testing Samsung Galaxy Phone:

If you are planning to buy, sell or even check your phone after a repair, these codes will help you test out all functionality of your Galaxy S9. A set of diagnostic tests are available for checking hardware function.

CodeFunction
*#0589#Code to enter Light Sensor Test Mode
*#0588#Code to check Proximity Sensor
*#*#526#*#*Code to enter WLAN network
*#*#232338#*#*Code to display all WiFi mac address
*#*#1472365#*#*Code to test GPS
*#*#1575#*#*Code to test GPS
*#*#232331#*#*Code to troubleshoot Bluetooth
*#9090#Code to Diagnostic Configuration
#*3888#Code to test Bluetooth mode
#*#0*#*#*Code to test device’s display
*#*#0673#*#*Code to test Melody and Audio
*#*#0842#*#*Code to General Test
*#*#2663#*#*Code to test touchscreen
*#8999*8378#Code to Universal test menu
*#0842#Code to test Vibration Motor
*#0782#Code to test Time
*#0673#Code to test Audible
*#0*#Code to General test mode

Secret Network Codes for Samsung Galaxy S9:

Regarding network communication, here are some codes for Galaxy S9 that will help you view network related information.

CodeFunction
*7465625*638*#Code to perform Network data locks and add Network Lock
*7465625*782*#Code to Customize your Network Lock NSP
*7465625*77*#Code to Network Lock Service Provider
*7465625*27*#  Code for Content Provider Network Insertion
*#272*IMEI#Code to view buyer code
*#2263#Code to select Network Mode type

 Secret Codes for Firmware and Entering Service Mode

These codes will let you view exact firmware revision information of your device along with allow you to enter service mode on Galaxy S9.

CodeFunction
*#32489#Code to enter Service mode (Ciphering Info)
*#197328640#Code for default Service Mode
#0808#Code for USB Service
*#9090#Code for USB Service Mode
*#2663#Code for TSP / TSK firmware update
*#34971539#Code to update Camera Firmware
*#526#Code to enter WLAN Enginerring WiFi Service Mode
*#528#Code to enter WLAN Enginerring WiFi Service Mode
*#7412365#Code to view Camera Firmware Menu
*#8736364#Code to get to OTA Update Menu
*2767*4387264636#Code to sellout SMS / PCODE view

Secret Codes to Factory Reset Samsung Galaxy S9

If your settings app has become inaccessible or you can’t factory reset it, here is how to use the dialer app to initiate a factory reset on Galaxy S9 quickly.

CodeFunction
*#7780#Code to Factory Reset with Confirmation Message
*2767*3855#Code to Factory Reset without Confirmation Message
*#*#273283*255*663282*#*#* Code to copy files and backup media files

Following Secret Codes for Debugging Samsung Galaxy S9:

If you are trying to debug software on your Galaxy S9, these codes will let you diagnose the phone’s software efficiently.

CodeFunction
*#745#Code to dump menu for dumping RIL
*#746#Code to enter General Debug Dump Menu
*#9900#Code to get System Dump Menu with option to boost network speed, battery, and WiFi
*#03#Code to view NAND Flash S/N
*#7594#Code to remap shutdown to End Call TSK
*#272886#Code to Auto Answer Selection

Having issues with a static black screen / black screen of death on your Galaxy S9? How to fix Galaxy S9 Black Screen of Death Probelm.

Drop a comment if you are having any issues regarding these secret codes for Samsung Galaxy S9.

About the author

Rohail Khan

A football lover, Writer and a great photographer. Gaming all the way. Really love to travel the world.

1 Comment

  • On some providers (SIM), to Enable Hidden Menu, you need to type first
    *#22745927 , then at requested MSL, input 000000 (for unlocked phones)
    and Switch to “Enable”.

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