Find dead pixels and sub-pixels on your display.
To switch between colors swipe the screen or touch the screen longer to adjust the brightness.
LCD-Test Pro can try to fix the persistence of dead pixels. You'll find it in the market, too.
Bugfix at showing EULA
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
