Top 30 Best Useful Code For Android (Expert Guide)

Android useful code refers to programming code that is written specifically for the Android operating system and is designed to perform specific tasks or functions within an Android app. This code can include things like creating user interfaces, handling user input, accessing device features, and connecting to external data sources. Some examples of Android useful code include:

• Android UI elements such as buttons, text fields, and layouts.
• Android event listeners for handling user interactions, such as button clicks or screen swipes.
• Android APIs for accessing device features such as the camera, GPS, or accelerometer.
• Android libraries for handling common tasks such as network communication or database management.
• Android code for interacting with external data sources, such as web services or cloud storage.

Overall, Android useful code is essential for creating functional, user-friendly, and efficient Android apps.

Top 30 Best Useful Code For Android

Here are the top 30 best useful android codes.

1. #06# – Display the IMEI (International Mobile Equipment Identity) number of your device.
2. ##4636## – Access hidden testing menu for phone information, battery statistics, usage statistics and WiFi information.
3. ##7780## – Perform a factory reset on your device, which will erase all data and settings.
4. 27673855# – Perform a full factory reset on your device, including the deletion of all internal memory.
5. ##34971539## – Access the camera information and firmware version.
6. ##3264## – Check RAM version of the device.
7. ##232338## – Display Wi-Fi MAC address.
8. ##8255## – Access the GTalk service monitor
9. ##0*## – Perform a hardware self-test on the device.
10. ##2664## – Perform a test of the touchscreen.
11. ##7262626## – Display Field Test Mode, which shows detailed information about the signal strength and network connections.
12. ##197328640## – Enable the service mode on your device, which allows access to advanced testing and configuration options.
13. ##1234## – Display the PDA and firmware version of your device.
14. ##232337## – Display the Bluetooth address of your device.
15. ##8351## – Enable voice dialing logging mode on your device.
16. ##8350## – Disable voice dialing logging mode on your device.
17. ##7594## – Change the power button behavior of your device.
18. ##273282255663282*## – Perform a full backup of all media files on your device.
19. ##1472365## – Access the GPS test menu on your device.
20. ##0588## – Perform a proximity sensor test on your device.
21. ##2663## – Perform a test of the touch screen version of your device
22. ##0289## – Perform a test of the device’s melody
23. ##3282727336## – Access the usage statistics and information about the device’s data usage
24. ##232331## – Perform a test of the device’s Bluetooth
25. ##232339## – Display the device’s Wireless LAN (Wi-Fi) MAC address
26. ##0842## – Perform a test of the device’s vibrator
27. ##0673## – Perform a test of the device’s speaker
28. ##232333## – Display the device’s Bluetooth device address
29. ##7353## – Quick test menu to perform various tests such as touch screen, LCD, Vibration, Camera, and more
30. ##7594## – Change the power button behavior of the device, e.g. to direct to silent mode or power off.