Secret phone codes.  They will solve all your problems

Kodi MMI (Human-Machine Interface) I USSD (Unstructured Supplementary Service Data) are technologies used in mobile phones to communicate with the operator's network and access various functions and services. Although both types of codes are used to interact with the mobile network, they can be used for different purposes.

Kodi MMI, also known as service codes, are used to configure device or network settings and to obtain information about your phone. These codes usually start with an asterisk Or squares (#) and ending with a cross (#). For example, to check your phone's IMEI number, you can enter the code*#06#

. USSD code

They are used for real-time communication between your phone and your carrier's web applications. These short codes, often called “speed dial codes,” also begin with an asterisk They end with a symbol (#), but differ in that they allow interactive exchange of information. Thanks to them, we can top up our account, check our prepaid balance and more. The main difference between the two is that MMI codes are more related to configuration and device information, while USSD codes are used for two-way communication with real-time network services.

USSD code

  • They can create dynamic menus for the user to navigate through, and interaction is live, meaning responses are created and sent as soon as the code is entered. Below you will find a collection of useful icons for your Android phone. Thanks to them, you will get detailed information about the device, including the system version:
  • *#*#44336#*#* – Displays phone production time.
  • *#06# – Displays the phone's IMEI number;
  • *#*#3264#*#* – Shows the RAM version.
  • *#*#2222#*#* – Displays the version of FTA devices;
  • *#*#1111#*#* – Information about the FTA software version;
  • *#*#232338#*# – Displays the MAC address of the WiFi network;
  • *#*#232337#*# – Displays the address of the Bluetooth device;
  • *#*#2663#*#* – Information about the touch screen version;
  • *#*#4986*2650468#*#* – Information about the phone's firmware;
  • *#*#34971539#*#* – Information about the camera firmware;
  • *#*#1234#*#* – Displays information about the phone's firmware, including the PDA software version;

*#03#

  • – Displays the NAND flash memory serial number. If our phone is not working properly, we can use special codes to ensure it works properly:
  • *#*#273282*255*663282*#* – Backup multimedia files;
  • *#7353# – Rapid component test list;
  • *#*#1472365#*#* – GPS test.
  • *#*#2664#*#* – Touch screen test.
  • *#*#526#*#* – WLAN test;
  • *#*#232331#*#* – Bluetooth test;
  • *#*#72626#*#* – Field testing (signal strength measurements in the immediate vicinity);
  • *#*#0842#*#* – Vibration and backlight test;
  • *#*#0283#*#* – Package return test;
  • *#*#0588#*#* – Proximity sensor test; *#*#0673#*# the
  • *#*#0289#*#* – Voice and melody tests.
  • #0782*# – Test the watch in real time.
  • #*#426#*# – Diagnostics of Google Play Services;
  • *#9090# – Diagnostic configuration menu;
  • *#0589# – Light sensor test;
  • *#0228# – Battery status and details;
  • *#9900# – Access system dump mode;
  • *#3214789# – GCF certification status;
  • *#7284# – Access control in USB 12C mode;
  • *#872564# – Access login control via USB;
  • *#745# – RIL dump list;
  • *#746# – Dump menu correction; *#*#7780#*#*It's hard to reset.

Restores your Android phone to factory settings

  • ; After getting system information and troubleshooting, it's time for messages and calls. Special codes will allow us, for example, to stop identifying the caller: *#21# – Allows you to check whether Telephone callsFrom a specific device
  • It was not redirected ;
  • *31# – Enable caller identification;
  • *#31# – Disable caller ID;
  • *43# – Enable call waiting function;
  • #43# – Turn off the call waiting function; *#61#– Offers,
  • How long does it take to transfer calls? ; *#67# – Offers
  • Call forwarding information In the phone;

*5005*7672# – View your SMS center number; if Apple phonesIt also allows

  • Enter codes ? Yes – just like on Android devices, we can also enter secret codes on Apple devices. Here are the most interesting of them: Check IMEI number:
  • *#06# – Displays the device's unique identification number, IMEI. Disable call forwarding:
  • ##002# – Cancel all call forwarding settings. Check call barring status:
  • *#33# – Check if incoming and outgoing call barring is active. Check call forwarding status:
  • *#21# – Checks if any call forwarding is set on the device. Check call barring status:
  • *#33# – Displays information about any connection restrictions on your device. Field test mode:

3001#12345# – Enables Field Test mode, which provides detailed information about the cellular network and signal strength. To exit, simply press the Home button or swipe up (depending on your iPhone model). Remember that

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