Samsung S24 "Moiré Pattern" on Screen

4.5

The screen looks "grainy" or has a strange pattern, especially at low brightness.

Symptoms
  • Grainy screen
  • Pattern visible
  • Uneven colors
Possible Causes
  • Mura effect (OLED)
  • Software calibration
  • Hardware defect

Step-by-Step Fix

1

Disable "Extra Dim"

Check quick settings; "Extra Dim" can make grain more visible.

2

Adjust Vividness Slider

Settings > Display > Screen Mode > Vivid > Advanced > Adjust vividness.

3

Check for Software Update

Samsung released patches specifically to address S24 display "vividness" issues.

When to See a Technician

Some "grain" is normal for high-density OLED panels at very low brightness, but it shouldn't be visible in daylight.

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