Samsung Galaxy Diagnostics Screen Tool Fixer ((new)) May 2026

She posted a single reply:

: This opens a grid. Trace your finger across all squares; if they turn green, your touch sensitivity is working perfectly. Sub Key : Tests the physical buttons on your device. samsung galaxy diagnostics screen tool fixer

She highlighted [D] and pressed power.

Displays solid colors to help you identify dead pixels or screen burn-in. She posted a single reply: : This opens a grid

One user wrote: “Tried Option D. Phone rebooted but lost touchscreen. Any fix?” if they turn green

Notes:

Use diagnostics when you notice: