Apple’s iPhone cameras are among the most celebrated in the smartphone world, trusted by content creators and casual users alike for their stunning quality. But even the most premium camera systems can break down — and sometimes, the warning signs are more subtle than a cracked lens.

Whether you’re snapping everyday memories or buying a secondhand device, keep an eye out for these four critical symptoms that may indicate deeper issues with your iPhone’s camera sensor.

1. Distorted Images or Unnatural Colors

Noticing strange color tones, blurry edges, or focus issues in photos that once looked perfect? Your camera’s sensor could be on the decline.

This kind of distortion isn’t just a lighting fluke — especially if it persists in well-lit environments. Many iPhone users have reported blurry portraits, poor low-light focus, and inaccurate color reproduction, especially after months or years of use.

Quick Fixes to Try:

• Remove any magnetic lens accessories or cases.
  
• Restart your iPhone.
  
• Enable Lens Correction in your camera settings.
  If problems continue, a failing sensor may be to blame — and you’ll likely need a hardware inspection.
  

2. Flickering Lines or Video Glitches

If you’re suddenly seeing pink, green, or psychedelic flickers in video mode, don’t ignore it. This could be sensor damage caused by exposure to strong infrared sources — including some car LiDAR systems and security tech.

Some users have reported damage after filming vehicles with laser-based systems like those found in luxury brands (e.g., Volvo, Mercedes, Polestar). These beams, though invisible, can permanently harm delicate camera components.

Safety Tip:
Avoid pointing your iPhone at unfamiliar tech emitting strong light or infrared. Damage from such sources is rarely covered under warranty.

3. Black Screen When Launching the Camera App

You tap open the Camera app, and… nothing happens — just a black screen. Maybe the flash isn’t working either. While a simple restart can often fix this, persistent failure across all camera apps is a red flag.

Sometimes low storage is the culprit. When your phone is nearly full, the camera may freeze or refuse to open altogether, particularly on models with lower capacity like 64GB or 128GB.

Before Panicking, Try:

• Freeing up space under Settings > General > iPhone Storage
  
• Removing any case that might block the lens
  
• Testing the camera in multiple apps (Instagram, WhatsApp, etc.)
  If all fail, you may be facing a hardware malfunction.

4. Camera App Crashing Frequently

If your camera works but crashes randomly — especially in third-party apps — you might be dealing with more than just a software bug.

In past years, iOS updates have triggered app-specific crashes, but persistent issues could hint at a failing sensor or background malware on jailbroken devices.

What to Do:

• Reinstall affected apps like Snapchat or Instagram
  
• Update to the latest iOS version
  
• Reset all settings (go to Settings > General > Transfer or Reset iPhone > Reset All Settings)
  
• Run a malware check if your iPhone is jailbroken or has unknown configuration profiles
  

If nothing helps, your camera module may need professional attention.

When to Get Professional Help

If you’ve tried all the troubleshooting steps and still experience issues, don’t guess. Apple has acknowledged sensor problems in certain batches — like specific iPhone 14 Plus models produced between 2023 and 2024.

Pro Tip:
Always use an Apple Authorized Service Provider. Unauthorized repairs could void your warranty or compromise waterproofing.

Bottom Line

Your iPhone’s camera is a powerful tool — until something goes wrong. Watch for the warning signs: distorted photos, flickering video artifacts, black screens, or frequent app crashes. Acting early can save your photos, your memories, and your wallet.

And if your device is still under warranty or affected by a known defect, don’t delay — get it inspected before the damage becomes irreversible.