Samsung Galaxy Diagnostics Screen Tool Fixer Hot [better] Official

: Tap Red , Green , or Blue to fill the screen with that color. This helps you spot dead pixels or backlight bleeding.

For a more user-friendly, guided experience, use the Samsung Members App . How to use Samsung Members Diagnostics samsung galaxy diagnostics screen tool fixer hot

: Use these to test the screen's ability to handle deep blacks and various brightness levels. : Tap Red , Green , or Blue