# Notification settings Control filter settings easily from the notification bar. # Filter settings You can set the color or intensity of the filter. A simple design with easy to understand and use functions This is used to detect when an application is started or closed and allows you to change the filter actions for each application. Keeps your eyes healthy by reducing the amount of blue light that reaches them and helps users sleep comfortably. An application that reduces the amount of blue light emitted by superimposing a translucent filter.