15 Secret Android Security Codes You Need to Know in 2022

Secret Android Security Codes

Nowadays all Android smartphone comes with Secret Android security codes. This code helps a lot when your need to test your device, check the warranty and update the latest firmware of the Touch Screen, camera, battery, and more.

The Secret Android security code is known as USSD (Unstructured Supplementary Services Data) which allows you to access secret android features, that do not show on Android phones.

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What are USSD Codes?

Secret Android Codes or Unstructured Supplementary Service Data or USSD Codes are extra-UI protocols that allow users to access hidden features of smartphones.

how USSD worked on android smartphones

How to use USSD codes on Android phones?

  • Open the Android phone dialer
  • And enter the USSD code that you want to use.
How to use USSD codes on Android phones

Secret Android Security Codes

All smartphone manufacturers provide unique USSD codes, which means that some codes do not work on other Android phones. Also, some universal codes work in all branded phones. Check below all 15 secret Android security codes.

1. Check Android Phone IMEI Number

USSD Code: *#06#

This code shows you the IMEI number of your Android phone. With the help of the IMEI number, you can check the warranty of the phone, the date of manufacture, and all the details of the smartphone. This code helps when you buy an old phone.

Check Android Phone IMEI Number

2. Touchscreen Test

USSD Code: *#*#2664#*#*

This secret android security code checks whether your touchscreen works on a smartphone or not. You can diagnose dead pixels, screen flickering, and broken displays with the help of this USSD code.

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3. Wi-Fi Test

USSD Code: #*#232339#*#*

If you find any issue with Wi-Fi, check this code. This will help detect any serious Wi-Fi issues.

4. All-in-One Android Hardware Test

USSD Code: *#0*#

When you buy a used phone, this code will help you a lot in checking if the phone is working or not. By accessing this code, you will be able to perform all kinds of tests.

5. Calendar Storage Data

USSD Code: *#*#225#*#*

All Android phones come with a pre-installed Calander app. When you save any event in the Calendar app, it takes up some storage space. With the help of this code, you can check all Calender Storage data information.

6. Check Battery Health

USSD Code: *#*#44336#*#*

This is the master secret code for all Android phones. You can check the battery, WLAN, and much other confidential information of Android phones.

7. Full Camera Information

USSD Code: *#*#34971539#*#*

This code gives you the full camera firmware details for your smartphones, such as the number of cameras, the maximum capacity of the Zoom, and the latest firmware version.

8. Check Storage Information

USSD Code: *#3282*727336*#

With the help of this code, you can check the exact internal storage information on your phone.

9. Check Google Play Services Information

USSD Code: #*#426#*#

This code checks for Google Play diagnostics on your Android phone. Also, showing Firebase Cloud Messaging (FCM) diagnostic information related to Google Play Services.

10. Check Local Network Information

USSD Code: *3001#12345#*

You can check your local area network with this security code. This code will help you find information about cell towers and local networks.

11. Shout Down Android Phones

USSD Code: *#*#7594#*#*

If your Android smartphone power button is not working and you need to turn off the device, then this secret security code helps you.

After entering this code, your device will automatically turn off. Press the power button to turn it on again and enter your passcode, which will prevent someone else from accessing your private data.

12. Check Smartphone Hardware

USSD Code: *#*#2222#*#*

This code helps to check all Android smartphone device version information.

13. Check the Android phone’s current system version

USSD Code: *#*#44336#*#*

You can check the latest system version information with the help of these USSD codes.

14. SIM Locked Status

USSD Code: *#7465625#

With this code, you can check if your SIM card is locked. Many SIM service providers display their status with the help of these USSD codes.

15. Touch Screen Version

USSD Code: *#*#2663#*#*

Sometimes the touch screen of your Samsung phone does not work properly. This time use this USSD code and update your touchscreen version. It is a very useful code to fix the dead touch screen issue with just one click.

Note: Don't change any settings, if you have no idea about any particular USSD Secret Android Security Codes listed above.

Top Smartphone Brands USSD Codes

Many Popular smartphone brands provide their own unique code to access secret settings for Easter eggs. Check below all famous brand USSD codes.

POCO / Redmi / Xiaomi Secret USSD Codes

CodeFunction
*#*#4636#*#*Network Testing
*#*#64663#*#*Hardware Test

Oppo / Vivo / Realme Secret USSD Codes

CodeFunction
*#800#Feedback Menu
*#888#Engineer mode
*#6776#Software version

OnePlus Secret USSD Codes

CodeFunction
*#1234#Software version
*#888#Engineer mode
*#66#Encrypted IMEI
*#*#2947322243#*#*Format Internal Memory
1+ (In Stock Calculator)Easter Egg (OnePlus Logo DIsplay)

Samsung Secret USSD Codes

CodeFunction
*#0*#Check Diagnostics
*#011#Network information
*#0228#Battery Health
*#0283#Loopback Test
*#0808#(Universal Serial Bus) USB Settings
*#1234#Software version
*#2663#Firmware version
*#7353#Quick test
*#9090#Advanced debugging tools
*#9900#SysDump
*#2683662#Service mode
*#34971539#Camera firmware version

Asus Secret USSD Codes

CodeFunction
*#*#2486#*#*Engineering mode
##7764726Hidden Motorola Settings

That’s It.

We hope you will like these secret android security codes. If you find more useful codes in daily life, please comment below, so that we can add them.