**Android Secret Codes (2024 Updated)** that work on **newer Android versions (Android 11, 12, 13, 14)** — including popular brands like **Samsung, Xiaomi, Realme, OnePlus, Vivo**, and more.
> ✅ Dial these codes directly from your **Phone app** (just like you're calling a number).
## 📱 General Android Secret Codes (Most Brands)
| Code | Function |
| ------------------ | --------------------------------------------- |
| `*#06#` | Show IMEI number |
| `*#*#4636#*#*` | Phone info, battery info, usage stats |
| `*#*#7780#*#*` | Factory reset (soft reset, keeps OS) |
| `*2767*3855#` | Hard reset (full wipe, no recovery) ⚠️ DANGER |
| `*#*#1472365#*#*` | Test GPS sensor |
| `*#*#34971539#*#*` | Detailed camera info |
| `*#*#0*#*#*` | Test LCD screen (colors, touch) |
| `*#*#232339#*#*` | WiFi test |
| `*#*#0842#*#*` | Test vibration and backlight |
| `*#*#2664#*#*` | Touchscreen test |
| `*#*#0289#*#*` | Audio test |
| `*#*#0588#*#*` | Proximity sensor test |
---
## 📱 Samsung Secret Codes (One UI)
| Code | Function |
| ------------ | ------------------------------------------------- |
| `*#1234#` | Firmware version (PDA, CSC, MODEM) |
| `*#0*#` | Full hardware test menu (screen, sensors, camera) |
| `*#0228#` | Battery status (voltage, capacity, etc.) |
| `*#1111#` | FTA software version |
| `*#0808#` | USB settings |
| `*#2683662#` | Service mode |
| `*#9090#` | Diagnostic config |
---
## 📱 Xiaomi / Redmi / POCO Codes
| Code | Function |
| --------------- | ----------------------------- |
| `*#*#6484#*#*` | Hardware test menu (CIT menu) |
| `*#*#284#*#*` | Device test report |
| `*#*#7594#*#*` | Power button behavior |
| `*#*#86583#*#*` | Disable/Enable VoLTE |
---
## 📱 Realme / Oppo Codes
| Code | Function |
| -------- | -------------------------------- |
| `*#899#` | EngineerMode / Factory Test Menu |
| `*#888#` | PCB and hardware version |
| `*#808#` | Hardware test |
---
## 📱 OnePlus Secret Codes
| Code | Function |
| -------------- | -------------------------------------- |
| `*#808#` | Engineering test mode |
| `*#801#` | Engineering mode (log/debug options) |
| `*#1234#` | Software version |
| `*#*#4636#*#*` | Phone, battery, usage info (universal) |
---
## ⚠️ Warnings:
* Codes like `*2767*3855#` will perform a **hard reset** and erase all data.
* Not all codes work on every phone. Some are **disabled by OEMs** or hidden behind developer settings.
* Always **back up your data** before using diagnostic or reset codes.
---
### 🧠Pro Tip:
To access more advanced settings, you can also enable **Developer Options**:
> **Settings → About Phone → Tap "Build number" 7 times**
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Let me know if you want a printable PDF, HTML blog version, or device-specific codes (e.g., for Vivo, Motorola, Pixel).