Thanks to secret codes on Android phones, you can access many different modes from the device’s search screen. Here’s what you can do!

How to speed up Android phone?

We are here with the secret codes on Android phones, the most popular mobile operating system of today! This allows you to access much more information about the device, test any hardware and access settings that are not directly visible to the end user.

From the flagship model to an affordable option, there are general codes that work on all Android devices, as well as special secret codes for brands like Samsung and Xiaomi. Here are the known secret codes…

How to use secret codes on Android phones?

If you have an Android device, you can access various menus, settings and information by typing the codes we share below into the search field on your phone. However, it should be noted that some of these codes, where you can activate various modes, may not work on every phone due to the manufacturers’ own interfaces.

Hidden codes on Android phones! 1

In addition, many people use these test codes when buying a second-hand smartphone to check various features of the device, from the screen to the speaker. You should also consider backing up before doing so, as special access codes, such as device reset between modes, can also lead to data loss.

The so-called secret codes that are part of the MMI scheme are slightly different from USSD codes. However, both start with an asterisk (*) and are followed by digits consisting of commands or data. Groups of digits can be separated by additional stars. They end with a square (#), but special MMI codes can end with an asterisk.

Menu-based information, mobile money and location-based content services use USSD codes to communicate with the operator’s servers, while MMI Additional Service codes work completely offline.

Android secret codes

Shows the IMEI of the phone: *#06#
Information menu: *#0*#
Information menu: *#*#4636#*#*
Camera info: *#*#34971539#*#*
FTA software version: *#*#1111#*#*
PDA software version: *#*#1234#*#*
Software and hardware knowledge: *#12580*369#
Device lock status: *#7465625#
Mac Address: *#*#232338#*#*
Touch screen version: *#*#2663#*#*
RAM version: *#*#3264#*#*
Bluetooth address: *#*#232337#*#
Hardware Version: *#*#2222#*#*
Software version and update information: *#*#44336#*#*

Hidden codes on Android phones! 2

Test codes

Test mode: *#*#197328640#*#*
Wireless test *#*#232339#*#*
Brightness and flicker test: *#*#0842#*#*
Touch screen test: *#*#2664#*#*
Bluetooth test: *#*#232331#*#*
Field test *#*#7262626#*#*
GPS quick test: *#*#1472365#*#*
Full GPS test: *#*#1575#*#*
Package loopback test: *#*#0283#*#*
LCD screen test: *#*#0*#*#*
Sound test *#*#0289#*#*
Proximity sensor test: *#*#0588#*#*

Other codes

Diagnostic settings: #9090#
HSDPA: *#301279#
USB recording settings: *#872564#
Factory reset: *#7780#
Full factory reset: *27673855#
Don’t hang up the phone: ##7594##
Enabling dialer log mode: ##8351##
Disable dialer log mode: ##8350##