A comprehensive collection of Android secret codes (dialer codes) for accessing hidden menus, device information, and diagnostic tools.
Incorrect usage of these hidden settings and tools could cause your system to become unstable (crashes, data loss, etc.).
It's recommended that you backup your data beforehand. For example, learn how to back up your SMS messages before using advanced codes.
These codes display information about your Android device, network, and hardware.
| Code | Description |
|---|---|
*#06# |
Display the IMEI (International Mobile Equipment Identity) number |
*#*#4636#*#* |
Display phone information, battery status, and usage statistics |
*#232337# |
Display the MAC address of your Bluetooth radio |
*#232338# |
Display the MAC address of your WLAN (Wi-Fi) adapter |
*#*#8255#*#* |
Display the GTalk service monitor |
*#7465625# |
Check the status of network lock and/or SIM lock |
*#*#4636#*#* |
Display general information about your device |
*#34971539# |
Display information about your camera sensor |
*#2663# |
Display information about your screen/display |
*#1234# |
Display the firmware version |
These codes help test and troubleshoot various hardware components of your device.
| Code | Description |
|---|---|
*#0228# |
Display the battery status and health |
*#0289# |
Run audio test |
*#0782# |
Set date and time |
*#0842# |
Test the vibration motor |
*#0673# |
Run audio test (MP3 playback) |
*#0*# |
Test speakers and/or screen |
*#*#2664#*#* |
Test the touch screen |
*#0283# |
Test the microphone |
*#0588# |
Test the proximity sensor |
| Code | Description | Risk Level |
|---|---|---|
*2767*3855# |
Factory Reset - Wipes all data, custom settings, and apps | 🔴 High |
*2767*2878# |
Device Refresh - Keeps your data but resets settings | 🟡 Medium |
*#2470# |
Enable or disable camera shutter sound | 🟢 Low |
**04*CPA*NP*NP# |
Reset the PIN code | 🟡 Medium |
*#4777*8665# |
Test the GPS | 🟢 Low |
*#197328640# |
Go to the Root Debug menu | 🔴 High |
*#78# |
Go to the Admin Settings menu | 🟡 Medium |
*#9900# |
Compile a system report | 🟢 Low |
*#273283*255*663282*# |
Copy data from SD card to internal memory | 🟡 Medium |
- 🟢 Low - Safe to use, minimal risk
- 🟡 Medium - Use with caution, may affect settings
- 🔴 High - Can cause data loss or system instability
- Open your Phone/Dialer app
- Type the code exactly as shown (including asterisks and hashes)
- Press the call button
- The corresponding menu or information will appear
- Not all codes work on all devices (manufacturer and Android version dependent)
- Some codes may require root access
- Samsung devices typically support the most codes
- If a code doesn't work, it may not be supported by your device
These codes work best on:
- Samsung devices - Most codes supported
- LG devices - Many codes supported
- HTC devices - Some codes supported
- Other manufacturers - Limited support
This list is provided for informational purposes only. Use these codes at your own risk. The creators of this list are not responsible for any data loss, device damage, or other issues that may result from using these codes.
If you know of additional Android secret codes that should be added to this list, please feel free to contribute.
This README is part of Neko's Index project.