# iPhone Pre-Purchase Checklist 📱

## **0\. Before Buying**

* Check **Bill / Warranty** availability
    
* Check **Box + Charger + Accessories**
    
* Run **3UTOOL / iTunes** check (device history)
    
* Reboot / Reset iPhone
    
* Verify **iCloud Logout** (no Apple ID locked)
    

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## **1\. Physical Inspection**

* **Body condition** – dents, scratches, screen cracks
    
* **Fingerprint / Face ID** working
    
* **All buttons** – Volume +/–, Lock/Power, Ringer switch
    
* **Charging test** (with original cable)
    
* Inspect phone edges – to see if opened/repaired
    

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## **2\. Authenticity Check**

* Verify **Serial Number** on [Apple’s website](https://checkcoverage.apple.com/)
    
* Verify **IMEI Number** on [iunlocker.com](https://www.iunlocker.com/)
    
* Check **Warranty / Expiry Date**
    

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## **3\. Internal / Functional Tests**

* **Battery Health** (must be > 80%)
    
* **Storage Capacity** matches claim
    
* **Camera Test**:
    
    * Front + Back photo & video
        
    * Microphone in video
        
    * Burst mode
        
    * Slow motion
        
    * Portrait mode
        
* **3D / Haptic Touch** (press and hold icons)
    
* **Flashlight**
    
* **Brightness** test (low & high, indoor & outdoor)
    
* **Speaker Test** – play music/video at full volume
    
* **SIM Test**:
    
    * Insert SIM & make call
        
    * Check proximity sensor (screen off during call)
        
    * Check carrier lock / network
        
    * Test 4G data
        
* **App Store** – download any free app (e.g., Antutu)
    
* **GPS** – set route in Maps
    
* **Gyroscope / Compass** – rotate phone
    
* **Multi-tasking** (switch between apps)
    
* **Touchscreen Test** – move AssistiveTouch ball around screen
    
* **Wi-Fi Test** – connect & run speedtest.net
    
* **Screen Spot Check** – use white & black wallpaper
    
* **Bluetooth Test** – connect with headphones/speaker
    
* **Voice Recorder** – record and playback (mic test)
    
* **True Tone Display** – enable in brightness settings (if supported)
    

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## **4\. Performance Test**

* Run **Antutu Benchmark / Geekbench** for performance score
    

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✅ If all tests pass → Safe to buy

❌ If any critical issue → Negotiate price or avoid purchase