You need to install the Substratum theme engine application to use this theme, the minimum version required is version 803. This theme comes with several Dark options backgrounds and also a base of transparent options themes for Nougat and Oreo.

Supported Android
(4.1 and up)
Ice Cream Sandwich (4.0 – 4.0.4),Jelly Bean (4.1 – 4.3.1),KitKat (4.4 – 4.4.4),Lollipop (5.0 – 5.1.1),Marshmallow (6.0 – 6.0.1),Nougat (7.0 – 7.1.1),Oreo (8.0-8.1), Pie(9.0)

Download Prime Novus Substratum v2526 APK Patched

Prime v2526-P P.apk