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Download and Install Android 8.1 Oreo on OnePlus 3/3T [OmniROM]

In this article, we will guide you how to install Android 8.1 Oreo on OnePlus 3/3T based on OmniROM. Special thanks to maxwen XDA Senior Member for OmniROM builds based on Android 8.1 Oreo.

OmniROM is one of the most popular custom ROMs available, from the last couple of weeks OmniROM is the team is being most active and releasing weekly builds of Android 8.1 Oreo. With OmniROM, the custom ROM load’s your phone with change behavior of hardware button, LED indicator and long-press actions for Recent and Home buttons. You can even apply system-wide themes via Overlay Manager Service, with some more exciting extra features.

OnePlus company promised, they Android Oreo released on OnePlus 3 and 3T couple of weeks ago and Android Oreo will be the last update for OnePlus 3 and 3T. If you want to taste the latest features before anyone else then you can flash the Omni ROM to enjoy the latest features on your device.

Recently Google has updated the AOSP sources to official Android 8.1 Oreo. And many OEMs and developers started developing their own custom ROMs based on Android 8.1 oreo. Developers already started releasing Custom ROMs based on Android 8.1 Oreo. OmniROM is one of the  ROMs which is based on Android 8.1 Oreo. Follow this guide to Install Android 8.1 Oreo on OnePlus 3/3T.

Android 8.1 Oreo on OnePlus 3

Steps to Install Android 8.1 Oreo on OnePlus 3&3T [OmniROM]

Before proceeding further, remember that this is a first OmniROM Android 8.1 Oreo build. You may notice some bugs and may not work as your daily driver. Follow the below step by step guide to Install Android 8.1 Oreo on OnePlus 3&3T [OmniROM].

Your device must have unlocked bootloader with TWRP Recovery installed.

Pre-requisites

  • This guide only for OnePlus 3&3T.
  • Take a full backup before proceeding further.
  • Unlock Bootloader on OnePlus 3&3T.
  • Install TWRP Recovery on OnePlus 3&3T.
  • Install USB Drivers.
  • Maintain more than 50% – 60% battery to prevent the sudden shutdown.

Downloads

OmniROM (Android 8.1 Oreo) for OnePlus 3 and 3T – Download

Gapps for Android 8.1 Oreo

Install Android 8.1 Oreo on OnePlus 3/3T

Step 1:

First Install TWRP Recovery on your device.

Step 2:

Download OmniROM Zip and GApps and transfer file into your device.

Step 3:

  • Reboot your device into TWRP Recovery.
    1. Power off your device.
    2. Press and hold “Volume down button + Power button” until you see anything on the screen.

Step 4:

Now in the TWRP main menu, Click on the Wipe and swipe to factory reset.

Step 5:

Go back to the main menu in TWRP, click on install and select the OmniROM zip file.

Step 6:

After selecting the OmniROM zip file, do swipe to confirm flash to begin the installation process.

Step 7:

Now, Navigate to TWRP main screen and follow the same process for installing GApps.

Step 8:

After the installation process is completed, check the Wipe cache/Dalvik option, click on it and Swipe to wipe.

Step 9:

Now reboot your device from the TWRP main menu.

Step 10:

Done!!!

Hope you have successfully installed Android 8.1 Oreo on OnePlus 3/3T. Let us know your feedback on OmniROM.

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Aamir Jamal

An Android Geek and audiophile who love to read and write reviews/tutorials about gadgets and new tech stuff. He has written 1007 guides and other posts.

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