Galaxy Diagnostics Screen Tool Fixer -

This is the primary "fixer" for unresponsiveness. It opens a grid where you must trace your finger to turn every box green; this identifies "dead zones" where the digitizer is failing.

Is your phone currently experiencing a specific (like flickering, a green tint, or a dead zone)? What is the exact model of your Samsung Galaxy device? galaxy diagnostics screen tool fixer

Immediately press and hold the until the phone finishes booting. This is the primary "fixer" for unresponsiveness

Visible ghost images or persistent "burn-in" artifacts from static navigation bars. Grid-based tracking of finger movement. a green tint