Google says that Android P Substratum theme breakage is intentional and won`t be fixed
(Android Police)

In a blow to the custom themers out there, Google has responded to the cry for Substratum `support` to return to stock Android. The verdict is that the breakage first spotted in Android P Developer Preview 1 is intentional and that it won`t be fixed for the final P release. Substratum, specifically the Andromeda project, is a method of installing custom themes on stock Oreo without root access — Substratum has long been a staple of the custom ROM community (and preferred over the CM Theme Engine). Read MoreGoogle says that Android P Substratum theme breakage is intentional and won`t be fixed was written by the awesome team at Android Police.