Read first! Supports Android Oreo 8. 1 ROMs with OMS support. OxygenOS is supported LineageOS isn't fully supported. Doesn't work on Samsung devices running stock firmware. You need substratum app from the Play Store to apply the theme. You need to be rooted. Xhdpi, xxhdpi, xxxhdpi devices are supported. What is included! Framework. Selectable Main. Gradient colors.