Android Secret Codes: Complete List with Functions & Warnings

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📌 Introduction

Android devices come with a set of hidden “secret codes” that allow users to access advanced information, run diagnostic tests, and configure system settings. These codes are primarily used by developers and technicians for troubleshooting and analysis.

In this guide, you’ll find a curated list of useful Android secret codes along with their functions and important precautions.

⚠️ Important Warning

  • These codes may not work on all devices (varies by manufacturer)
  • Some codes can erase data or reset your device
  • Use them carefully and only if you understand their function

📱 1. Device Information

  • *#*#4636#*#*
    Displays:
    • Phone information
    • Battery details
    • Usage statistics

🔄 2. Factory Reset (Soft Reset)

  • *#*#7780#*#*
    • Resets system settings and apps
    • Does not delete system files or SD card data

⚠️ 3. Full Factory Reset (Hard Reset)

  • *2767*3855#
    • Completely formats the device
    • Reinstalls firmware
    • Deletes all data permanently

👉 Warning: This action cannot be undone.

📷 4. Camera Firmware Information

  • *#*#34971539#*#*
    Options include:
    • Camera firmware version
    • Firmware update status

🛠️ 5. Service Mode

  • *#*#197328640#*#*
    • Access advanced service settings
    • Run hardware tests

💾 6. Backup Menu

  • *#*#273283*255*663282*#*#*
    • Opens file backup screen
    • Useful for saving media files (images, audio, videos)

🧪 7. Hardware Test Codes

  • *#*#0*#*#* → LCD Test
  • *#*#3264#*#* → RAM Version
  • *#*#2663#*#* → Touch Firmware Version
  • *#*#0842#*#* → Vibration & Backlight Test
  • *#*#2664#*#* → Touchscreen Test
  • *#*#0588#*#* → Sensor Test

📊 8. Firmware Information

  • *#*#4986*2650468#*#* → PDA, Phone, Hardware info
  • *#*#2222#*#* → Hardware Version
  • *#*#44336#*#* → Build & System Info
  • *#*#1111#*#* → Software Version
  • *#*#1234#*#* → PDA & Phone Details

📡 9. Connectivity Test Codes

  • *#*#232339#*#* / *#*#526#*#* / *#*#528#*#* → Wi-Fi Test
  • *#*#232338#*#* → Wi-Fi MAC Address
  • *#*#1472365#*#* → GPS Test
  • *#*#232331#*#* → Bluetooth Test
  • *#*#232337#*#* → Bluetooth Address

💡 Pro Tips

  • Always backup your data before using reset-related codes
  • Use these codes mainly for testing and diagnostics
  • Avoid experimenting with unknown codes

📢 Conclusion

Android secret codes provide powerful tools for accessing hidden features and diagnosing device issues. However, they should be used responsibly, as some commands can permanently alter or erase your data.

If you found this guide helpful, feel free to share it and leave your feedback.

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