Now you can change your screen to black for a short time period or set it permanently as your wallpaper. This app allows you to select the shade of black for your screen by changing a slider. Once you activated the black screen for short time period (Quick Change), press back button twice to go back.
Bug Fixes
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)
