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Coding Lessons

Coding Lessons

Published on November 28, 2025 by Paul Allen

Quick Answer: You can often tell if an iPhone screen has been replaced by checking for Apple’s repair notifications in Settings, testing display features like True Tone and Haptic Touch, and looking for physical signs such as poor fit, unusual brightness, or touch sensitivity issues.

🔍 Ways to Check if an iPhone Screen Has Been Replaced

  • Apple Repair Notification

    • After a screen replacement, iPhones show a message on the Lock Screen for 4 days and in Settings > General > About for 15 days.
    • If the replacement wasn’t done by Apple or an authorized provider, you may see “Unable to verify this iPhone has a genuine Apple display”.

  • True Tone & Display Features

    • Genuine Apple screens support True Tone, Night Shift, Haptic Touch, and accurate color balance.
    • If these features are missing or disabled, the screen may not be original.

  • Touch Sensitivity & Brightness

    • Non-genuine screens often have inconsistent brightness, weaker color accuracy, or laggy touch response.
    • Try swiping quickly or typing fast — if touches don’t register smoothly, it’s a red flag.

  • Physical Inspection

    • Look for uneven edges, gaps around the screen, or unusual reflections.
    • Genuine Apple displays are flush and seamless; aftermarket ones may look slightly raised or misaligned.

  • Repair History

    • If you bought the iPhone second-hand, ask for the repair receipt. Apple Authorized Service Providers and Independent Repair Providers using genuine parts will have documentation.

⚠️ Risks of Non-Genuine Screens

  • Reduced durability and performance.
  • Possible issues with Face ID or other sensors.
  • Safety concerns: nongenuine parts may affect device reliability.

✅ Best Practice

If you suspect your iPhone screen has been replaced, visit an Apple Store or Authorized Service Provider. They can confirm whether the screen is genuine and restore features like True Tone if the repair was done properly.

Would you like me to create a step-by-step checklist you can use when inspecting a second-hand iPhone in person? That way, you’ll have a quick guide to spot a replaced or fake screen before buying.

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