Download and Install OxygenOS Open Beta 12 for OnePlus 3 Android 7.1.1 Nougat update [OTA and full ROM]

In this article, We’ll show you How to Install Open Beta 12 for OnePlus 3 Android 7.1.1. Today OnePlus has released Open Beta 3 which is based on Android 7.1.1 for every user of OnePlus 3, everyone can download and install this Open Beta 12 on his/her OnePlus 3. If you are interested in downloading Open Beta 12 on your device, then stay tuned for this article. Open Beta 12 for OnePlus 3

Update is rolling out via OTA means over the air, you will receive the update very soon you can check for the update by going to your mobile’s settings > About device  > System update, if the update is listed there then download and install it right now, if it does not then follow this guide. Open Beta 12 for OnePlus 3

Open Beta 12 for OnePlus 3

What’s new:

  • Upgraded to Android 7.1.1
  • New Shot on OnePlus wallpaper option
  • Gallery Improvements
  • New photo editor with watermark and photo straightening options
  • Newly added media will be highlighted in Photos section
  • Image location will be displayed on grid view
  • Media can be grouped by month and year
  • Folders and individual media can be hidden
  • General bug fixes


OxygenOS Open Beta 12 for OnePlus 3 -> Download Link


  • Charge your mobile phone battery up to 50%.
  • Backup your important apps, messages, and contacts.
  • Do not even think to try this on any other OnePlus device this is only made for OnePlus 3 Users.
  • ADB and fastboot must be setup on your PC or Laptop.

How to install Open Beta 3 on OnePlus 33

  1. Download the build from above and also download the ‘ADB and Fastboot’ from above.
  2. Copy the build in the folder where ADB and Fastboot are installed.
  3. Boot your mobile phone into recovery mode by holding and pressing power button and volume up button at the same time.
  4. In recovery mode select ‘Install From USB’ then a screen will pop with text ‘You are in sideload mode’.
  5. Plug your Oneplus 3 to your PC or laptop
  6. Now in installed folder of ADB and Fastboot open Command Prompt there.
  7. Type the following command
    adb sideload File
  8. Ex(adb sideload
  9. Now your phone will start flashing the Open Beta 3 on your OnePlus 3
  10. Done !

If you have any questions in your mind then drop them in the comment section.

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