OnePlus just recently started publicly beta testing Android Oreo on the OnePlus 3 and the OnePlus 3T . While the Android 8.0 update to last year’s flagship OnePlus phones doesn’t bring Project Treble support, it does include support for Substratum themes . This is possible because the theme framework behind Substratum, Overlay Manager Service, is built into Android Oreo so that means it’s possible to theme the OnePlus 3 and OnePlus 3T without root . To help you with that, XDA Senior Member ungeeked has updated their Ozone Substratum theme to work with the new version of OxygenOS based on Android 8.0 Oreo. We’ve covered other mods for the OnePlus 3 and the OnePlus 3T such as one that enables aptX and aptX HD Bluetooth audio codecs , but this mod only requires that you get the Andromeda plugin to start installing custom themes. We’ve written extensively on how to set up this from...