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All Samsung Galaxy S21 FE 5G Secret Codes (Hidden Menu Codes)

s21 fe 5g secret codes optimized

This tutorial will help you with all the secret codes & hidden menu codes of your favourite Samsung Galaxy S21 FE 5G SM-G990B, SM-G990B/DS, SM-G990U, SM-G990U1, SM-G990W & SM-G990E.

Table Of Contents

However before going to the secret code list and other details please let me allow to give you a brief introduction to it's amazing specifications first.

A brief intro to Galaxy S21 FE 5G specs

The Galaxy S21 FE 5G is a wonderful midrange phone from Samsung with 6.4 inches Dynamic AMOLED 2X touchscreen display with Corning Gorilla Glass Victus protection on top of it, Qualcomm SM8350 Snapdragon 888 5G chipset, 256GB storage, 8GB of RAM, 25W fast charging etc.

It comes in White, Graphite, Lavender & Olive colour variants.

A Preface

When there is an issue with your Galaxy S21 FE 5G what will you do first? Will you try home made troubleshooting steps or just give to an authorized service center.?

Most of the people will go with the later. Because nobody wants to give away their favorite Smartphone to the service center straightaway. If their remedies are not working only they will send it away for expert service.

But do you know how to perform basic tests on your Samsung Galaxy S21 FE 5G which may involve the Secret Codes or secret menu. Do you even know these secret menus exist on your Galaxy S21 FE 5G? Even if not, do not worry because executing the secret/hidden menu codes are no rocket science.

Let me first brief you for those who are totally unaware about the android secret menu system and codes before going to the actual secret code list.

What are secret codes & how to execute it on your Samsung Galaxy S21 FE 5G?

Secret codes are hidden codes on your Galaxy S21 FE 5G which will help you to configure, to get information or to test an inbuilt hardware functionality which is not possible normally. It's always risky to play with secret codes without knowing what it will do to your phone, so be cautious.

Please note that these codes may not work on carrier locked phones unless their bootloader is unlocked. Also some codes may not work after some software/security update. So don't panic when some codes are not working.

To execute the secret codes jut type in the code as shown in the screenshot below and it will run automatically if it's compatible with your phone. Some codes will not work even if it's for your model, there can be many reasons like a locked bootloader, carrier firmware lock etc. Even some firmware update/security updates results in blocking of some codes so don't panic if any of the codes are not working.

So as you can see in the above screenshot just type the code to your normal dialing keypad, and hurray! the code will just execute.

All Secret Codes of Samsung Galaxy S21 FE 5G (Tested)

  • To Check IMEI number : *#06#
  • To Update Camera Firmware: *#34971539#
  • To Change USB Settings: *#0808#
  • To Check General Test Mode : *#0*#
  • To Check GSM status information : *#0011#
  • To Check TSP / TSK firmware update : *#2663#
  • To Check Hardware Version : *#2222#
  • To Check Audio Loopback Control : *#0283#
  • To Check Dump mode : *#9900#
  • To To Check Audio Loopback Control : *#0283#
  • To Check Battery status ADC, RSSI reading : *#0228#
  • To Check Diagnostic configuration : *#9090#
  • To Check Software and hardware info : *#12580*369#
  • To Check View SW Version PDA, CSC, MODEM : *#1234#
  • To Show Camera Firmware Menu: *#34971539#
  • To To Check software version: *#1111#
  • To Check Insert Network Lock Keycode : #7465625*638*#

All Secret Codes of Samsung Galaxy S21 FE 5G (Untested)

  • Test LCD Display: *#*#0*#*#*
  • To get Bluetooth device address: *#*#232337#*#
  • GPS Test: *#*#1472365#*#*  &  *#*#1575#*#*
  • To get camera info: *#*#34971539#*#*
  • To test service activity: *#*#197328640#*#*
  • WiFi Test: *#*#232339#*#* OR *#*#526#*#*
  • To get Wifi Mac Address: *#*#232338#*#*
  • Media files backup: *#*#273283*255*663282*#*#*
  • Audio testing: *#*#0673#*#* OR *#*#0289#*#*
  • To Do A Packet Loop Test: *#*#0283#*#*
  • Phone & Battery Usage info: *#*#4636#*#*
  • Factory Data Reset: *#*#7780#*#*
  • For complete data wipe: *2767*3855#
  • To change Power button behaviour: *#*#7594#*#*
  • Backlight and vibration testing: *#*#0842#*#*
  • To get touchscreen version: *#*#2663#*#*
  • Touchscreen test: *#*#2664#*#*
  • Proximity sensor test: *#*#0588#*#*
  • To get RAM info: *#*#3264#*#*
  • Bluetooth Test: *#*#232331#*#*
  • Field Test: *#*#7262626#*#*
  • PDA Info: *#*#4986*2650468#*#*
  • To get Build info: *#*#44336#*#*
  • To Enable voice dialing logging mode: *#*#8351#*#*
  • To Disable voice dialing logging mode: *#*#8350#*#*

Video Tutorial

If still not confident please watch the video tutorial by following this link.

If any of the codes are not working or you have any Galaxy S21 FE 5G useful codes with you which are not published here, please feel free to post it in the comment section below so that everybody will benefit from it.

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