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Have you ever experienced hardware or network-related issues with your smartphone? You may also want to know about your current data plan or your device’s hardware details, such as the IMEI number. These options and settings are hidden within the operating system and can only be accessed through specific code. Therefore, in this article, we will discuss some secret codes of Android devices and explain what they do.
What is a smartphone PIN?
No, we’re not talking about codes to unlock treasure maps.Instead, these are simply series of numbers, asterisks hash (#)
To access hidden settings, type on your phone’s dial pad. This allows you to access information about your phone’s hardware, software, or manufacturing specifications. Alternatively, it opens a hidden menu for testing various hardware or software related components of your device. These can be further divided into two categories.MMI (Man Machine Interface)
: MMI is a code set by the smartphone manufacturer. These allow you to access hidden settings and exclusive features within your device. However, it varies from brand to brand. Therefore, a code that works on a Samsung device may not work at all on a Motorola smartphone.USSD (Unstructured Supplemental Services Data)
: These codes are used to connect to your mobile service provider. Suppose you want to know your current talk time balance or enable incoming call ID for your number. Then use these codes: Starts with an asterisk and ends with a hash.
Secret code for all Android devices
| We have outlined the secret code and its functionality. Let’s take a look at some of them. We’ve created a table of common codes that work on all Android devices. To use, just enter them through your phone’s dialer. | code |
| function | *#06# |
| Displays the device’s IMEI number. | *#07# |
| Displays the SAR (Specific Absorption Rate) value of the phone. | *#*#225#*#* |
| View details about calendar storage. | *#*#426#*#* |
| Displays information about Google Play services. | *#*#759#*#* |
| Displays the RLZ debug UI with details including the phone’s unique device ID and installed app data. | *#*#4636#*#* |
| Displays data related to your phone’s battery and network. | *#*#232338#*#* |
| Show your Wi-Fi Mac address | *#*#34971539#*#* |
| View the device’s camera firmware details. | *#12580*369# |
*#06# is IMEI number (left) | *#07# is SAR value (right)
Secret code for call forwarding and management
| These are universal codes that only work if your phone has an active SIM card. This allows you to enable or disable certain services provided by your network provider. Works with all models. | code |
| function | *#67# |
| Display call forwarding details on your phone. | *#61# |
| Displays the time it takes to transfer a call. | *31# |
| Caller ID notification is now enabled for your number. | #31# |
| Caller ID notification has been disabled for your number. | *43# |
| Turn on the call waiting option. | #43# |
Turn off the call waiting option.
There may be other USSSD codes specific to your SIM card provider. To find out what other codes are available for your SIM, you should contact customer support or check online.
OEM exclusive secret code
These are the MMI codes described above. These vary by manufacturer. So if you try the Samsung-specific code on your Pixel device, nothing will happen. These codes can be used to verify device information, unlock secret Easter eggs, run hardware diagnostic tests, and more.
| ASUS and ROG Phone | code |
| function | .12345+= |
Please enter from the stock price calculation app. Engineering mode opens. Here you can see several hardware services such as battery, Bluetooth, and sensors.
Google does not provide secret codes for Android devices. Most of the things described under common headings should work now.
| motorola | code |
| function | *#*#2486#*#* |
For CQA test mode
| nokia | code |
| function | *#*#372733#*#* |
Open the FQC menu and run hardware tests similar to engineering mode.
| there is nothing | code |
| function | *#*#682#*#* |
This will run the offline update tool and manually flash the latest updates.
| Oppo, OnePlus, Realme | code |
| function1+ | = |
| Works on OnePlus devices running Oxygen OS 11 and below. Must be entered from the stock price calculation app. Displays the company’s tagline: “Never Settle.” | *#66# |
| Displays your mobile phone’s IMEI number and MEID number in encrypted format. | *#888# |
| Displays the PCB version of the phone’s motherboard. | *#1234# |
| Displays your phone’s current software version. | *#*#2947322243#*#* |
| Displays the software version and additional information. | *#800# |
| Open the feedback menu. | *#6776# |
You can see the software version and additional information at a glance.
| samsung | code |
| function | *#0*# |
| Go to the hardware diagnostics menu. | *#011# |
| Display network connection information. | *#0228# |
| Displays your phone’s battery status. | *#0283# |
| Displays packet loopback settings. | *#0808# |
| Your phone’s USB settings will be displayed and you can also change them. | *#1234# |
| Displays device software information. | *#2663# |
| Displays the device’s detailed firmware version menu. | *#7353# |
| Open the quick test menu. | *#9090# |
| Displays a menu of advanced debugging tools. | *#9900# |
| Open your phone’s system dump mode. | *#2683662# |
| Open Advanced Service Mode. | *#34971539# |
For more information about Samsung’s camera modules,
| Sony | code |
| function | *#*#73788423#*#* |
Move to the service menu.
| Xiaomi, Redmi, Poco | code |
| function | *#*#64663#*#* |
| Runs a hardware diagnostics menu similar to engineering mode. | *#*#86583#*#* |
| Turn on VoLTE carrier check. | *#*#86943#*#* |
| Turn on VoWiFi carrier check. | *#*#6485#*#* |
| View your phone’s battery parameters. | *#*#284#*#* |
Create software logs for bug reporting.
These are some of the best secret codes you can find on your Android device. I tried others, but most didn’t work on the few devices I tested. These codes may not be useful at times, but it’s best to have a guide to refer to if the need arises. Additionally, I think it’s good for manufacturers to offer certain options to check the health of your phone’s hardware.
Did you enjoy this list? Did you find anything useful? If so, let us know in the comments below.
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