The hidden code in Samsung mobiles to find faults

All phone models have secret codes that allow us to get to additional features. Also in the case of Samsung, which also incorporates a hidden diagnostic menu in which you can check the correct operation of its components and find possible faults that could exist in your phone, or in a specific function.

Although the different codes vary depending on the brand and model, the truth is that there are some that are exclusive to Samsung and that you can access from any model, that’s why we tell you how you can access the hidden code to find faults in your device brand mobile.

The hidden code in Samsung mobiles to find faults

How to access the hidden diagnostic menu

With the diagnostic menu you can check the status of different functions or components on your Samsung mobile without having to resort to third-party applications that are often a risk to the security of your smartphone.

One of its drawbacks is that you will not easily see it or find it in the menu or in the settings of your phone because it is hidden, so it is interesting that you know how you can get to it. You can do it like this step by step :

  • Open the phone app
  • Pretend you’re going to dial the phone
  • Write the code *#0*#
  • The diagnostic menu will open automatically
  • You will see functions, sensors or components that you may want to try
  • If you are interested in knowing more about any , click on it
  • You can do this with everyone you care about
  • Samsung will tell you if it works correctly


As you can see, you will find a lot of possibilities in this seemingly hidden diagnostic menu on your phone. There are several tests or tests in which you can see possible problems in the sensors of your phone and see if everything is going well, especially interesting if you suspect that something is wrong. You will be able to see if the touch screen responds fully, if the accelerometer works as it should, if the vibrator works correctly, if the vibration is OK and many other options that will surely be interesting to you and will help you detect possible problems with your phone.

Specifically, you will be able to test RGB (red, blue, green), vibration, touch sensitivity, receiver, speakers, camera sensors, audio loopback, S-Pen, software version, etc. A lot of possibilities at your disposal in a simple code to dial.

You can access this hidden menu whenever you want and do the checks you need. If for some reason you can’t get out of there, although you shouldn’t have any problems with it, you just have to restart the phone and it will be back to normal, without the hidden menu that you can only see by entering the indicated code.

Other codes you can use

Here you will find other codes that can be used for various functions in Samsung , although if one does not work for you, it may not work on your model, so there may be a situation where you mark one of them and nothing happens. There are also many more that are not included because they are a large number of them and will depend on each model of the brand.

  • Proximity Sensor – *#0588#
  • Light sensor mode with this code – *#0589#
  • WiFi MAC addresses – *#*#232338#*#*
  • WLAN network – *#*#526#*#*
  • Test GPS – *#*#1472365#*#* and *#*#1575#*#*
  • Diagnostic Setup – *#9090#
  • Bluetooth Solutions – *#*#232331#*#*
  • Bluetooth test mode – #*3888#
  • Audio Test – *#*#0673#*#*
  • Your device screen – #*#0*#*#*
  • Tail light, vibration and other general tests – *#*#0842#*#*
  • Audible – *#0673#
  • Universal test – *#8999*8378#
  • Real Time Mobile Weather Test – *#0782#
  • Vibration Motor Test – *#0842#
  • Function tests – *#7353#


These are just some of the main secret codes that Samsung has to check the operation of some of its functions, but it also has others to learn more about the phone that may be of interest to you. And it is that the brand’s mobiles have many things to discover and that you will surely want to find out little by little.