iPhone 16 Pro Max screen glitch lines issue

Common glitch lines appearing on iPhone 16 Pro Max Always-On Display

Are  you seeing random  glitch lines In   your brand  new  iPhone 16 Pro Max  Lcd display ?  Many users r reporting  this  frustrating  issue,  particularly   when using  the  Always-On Display feature.  This   comprehensive guide explains the   causes, proven   fixes, and w hether you need a screen replacement.

Understanding the iPhone 16 Pro Max Glitch Lines Issue

The problem typically manifests as:

  • Brief vertical/horizontal lines appearing randomly
  • Most noticeable when waking from Always-On Display
  • Cannot be captured in screenshots (hardware-level issue)
  • Affects both new and replaced units

What Users Are Saying:

"After updating to iOS 18.2, the glitch lines  became more frequent. Apple replaced my device but the  problem returned  within a week." - Reddit User

Primary Causes of Display Glitches

Software Conflicts (Most Common)

iOS 18's Always-On Display implementation seems to  conflict with the ProMotion adaptive refresh rate, causing  temporary rendering artifacts.

Touch Controller Issues

The new t hinner bezels requir e more sensitive touch detection, which may occasionally misfire during state transitions.

Hardware Defects (Rare)

Early production  units might have  display panel bonding issues that manifest as temporary line artifacts.

Proven Fixes for Glitch Lines

1

Phone Disable Always-On Display

Go to Settings >  Display &  Brightness  > Always On  and  toggle off.  This immediately resolves  the issue  for most users.

2

Update to Latest iOS

Apple phones  has acknowledged  the issue  and is working  on  fixes.  Ensure you're running iOS 18.2.1 or later.

3

Calibrate Display

Perform a display calibration by letting the battery drain completely, then  charging to 100% uninterrupted.

Long-Term Solutions

Important: Before visiting  Apple Store,  try these software s olutions as hardware replacements often don't resolve the issue.

  • Wait for iOS Update:  Apple is testing fixes in iOS 18.3 beta
  • DFU Restore:  Complete firmware reinstall using Finder/iTunes
  • Display Replacement:  Only consider if issue persists after software fixes

Frequently Asked Questions

Is this issue covered under warranty?

Yes, Apple considers this a  manufacturing defect. They're offering free diagnostics and replacements if needed.

Will a screen protector help?

No, this is not a physical screen d amage issue. Screen protectors  won't affect  the glitch lines.

Does dark mode reduce the glitches?

Some users report fewer  occurrences in  dark mode  due to lower  power delivery to pixels.

Final  Recommendations

Based on user   reports and our  testing,  we   recommend:

  1. Keep Always-On  Display disabled  until iOS 18.3 releases
  2. Regularly  backup  your device
  3. Monitor Apple's support page for official updates

This appears to be primarily  a software issue that Apple will  likely resolve  in upcoming updates.