How to Install Android P Beta 2 Developer Preview 3 for OnePlus 6

OnePlus 6 has become the most popular smartphone from the upcoming smartphone manufacturer – OnePlus. With over 1 million OnePlus 6 device sale in less than a month since launch, it is a milestone in itself. Moreover, the device came with Android 8.1 Oreo out of the box and support for the Project Treble as well. With this new feature, it has also receive the Android P 9.0 firmware update. So download and install Android P Beta 2 or Developer Preview 3 for OnePlus 6.

Now, to further increase sales and to make their existing customers happy, OnePlus 6 is receiving the Android P Beta 2 based on the latest Oxygen OS ROM. It comes with many important bug fixes and stability improvements to various modules such as face unlock, camera, and the user interface. The update also features Google Lens in camera app, Ambient Display, and Face Unlock feature.

OnePlus 6 makes use of the camera 2 API by default and has stock Google Camera (Gcam) app in-built. The camera portrait mode now works too. From the update log it seems that the Android P Beta 2 brings several critical bug fixes. Of course, we have the new Android P gesture support and navigation gestures including the home button.

Changelog: Android P Beta 2 for OnePlus 6


  • Fixed FaceUnlock not functioning issue


  • Fixed camera stability issue


  • Fixed compatibility issues for apps

known issues with build listed below

  1. Wi-Fi SoftAP device manager is not functional
  2. Camera portrait mode doesn’t work
  3. Widevine L1 doesn’t work temporarily

Check out this video of Android P Developer Preview 3 or Beta 2 for OnePlus 6:

YouTube video

How to Download and Install OnePlus 6 Android P Beta 2?

The Android P Beta 2 is based on OxygenOS and can be installed with ease. Even if you are on the official Oxygen OS Android 8.1 Oreo or earlier, you can easily upgrade to Android P or downgrade back to Oreo using the following tutorial.

How to install?

  • Download the latest Android P ROM upgrade package from above.
  • Transfer the ROM upgrade package to phone storage. (To the root of the SD Card, meaning, outside every folder.)
  • Now, go to Settings > System Updates > select settings icon on top right -> choose Local Upgrade.
  • From the Local Upgrade option select the installation package.
  • Select upgrade package.
  • Once done, press the power button and choose to shut down.
  • You may need to wipe data or factory reset the device.
  • Reboot into stock recovery mode by pressing the power button + volume down to enter recovery mode.
  • Select Wipe data/factory reset.
  • Once done, select Reboot system now.

Update is now successfully upon boot.

How to downgrade to back to Android Oreo?

You will need to do the same procedure. Except, instead of selecting Android P ROM, select the Android Oreo roll back package from below. Follow the instructions from above.

You may also like to see: How to root OnePlus 6?

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