Download OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom

Hi, finally OnePlus launched OxygenOS Open Beta 12 stock Rom for OnePlus 3T. This is a OnePlus 3T Open Beta 12 based Android 7.1.1 Nougat and here is an easy and safe tutorial for install OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom.

OnePlus 3T has Brilliant 5.5 inch Super AMOLED screen with 1080 x 1920 pixels resolution. This phone comes with superb build quality and innovative design.  OnePlus 3T has two outstanding features Qualcomm MSM8996 Snapdragon 821 and Corning Gorilla Glass 4, it’s make this phone very smoother and faster. Recently OnePlus has rolled out Stable OxygenOS 4.1.6 for OnePlus 3T.

Details of OxygenOS Open Beta 12 OnePlus 3T:

This is a OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom and it is base on Android 7.1.1 Nougat ROm. Here is the OxygenOS Open Beta 12 Rom details:

New addition:

  1. Parallel apps:- All new parallel apps feature that lets you run a parallel version of the same app using a separate account. Right now this supports Facebook, Twitter, Whatsapp, and Instagram (and a few more popular apps)

Updates:
Updated to Launcher V2.1.5:

  1. Optimized home screen folder icon, with a preview look of first 4 icons in the folder
  2. Redesigned UI for folders, allowing switch between folders by swiping left or right
  3. Added double finger slide support, you can now slide the home screen with one finger while using another to hold an item

Updated to Gallery V1.8:

  1. Supports light theme
  2. Supports opening RAW format images

Updated File Manager to V1.7.1:

  1. Long pressing search items now shows edit operations

Optimizations::

  1. Call histories from the same person will now be merged

Bug Fixes:

  1. Fixed increased battery consumption after connecting to a bluetooth device

Must Read: Install Magisk on Oneplus 3T

Download Rom and tools of OnePlus 3T:

File NameDownload link
OnePlus 3T OxygenOS Open Beta 12 Full Rom Download
OnePlus 3T USB DriverDownload
OnePlus 3T Fast-boot toolDownload
Other OnePlus 3T RomsDownload link
OnePlus 3T OxygenOS 4.1.6 Nougat Rom Download
OnePlus 3T OxygenOS Open Beta 11 Rom Download

Preparation of New Update OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom:

1. Take a Full backup of your OnePlus 3T Click here.
2. Your phone battery should charge 80% minimum.
3. Read all steps then do it careful.

How to Install OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom:

Method:1

Step 1: Download OnePlus 3T OxygenOS Open Beta 12 OTA zip files. Connect your phone to PC and copy the downloaded.zip file into your Phone Internal Storage. Do not copy downloaded.zip into any folder or SD card!!

Step 2: Now shut down your device and long press volume down and power button to recovery mode. See in this image.

recovery mode

Step 3: Your phone is going to recovery mode. Now select language and click on install from local. find downloaded OnePlus 3T OxygenOS Open Beta 12 zip file and click on. installing process is start. Don’t interrupt this process, it might to take 4-6 minutes. your phone is reboot automatically.

OnePlus X Marshmallow Stock Rom

Must Read: How to fix mobile network problem On Oneplus 3T

Method:2

Step 1: Download OxygenOS Open Beta 12 Zip file and ADB and Fastboot Tool files. After then copy OxygenOS Open Beta 12 Rom zip file into ADB and Fastboot Tool folder. After then press and hold shift key in the keyboard and right click in the extracted Fast boot tool folder and select “Open command window here”. See in this image.

Run fastboot command window for OnePlus 3T

Step 2: Now shut down your device and long press volume down and power button to recovery mode. See in this image.

recovery mode

Step 3: Your phone is going to recovery mode. Now select language and click on install from USB. You will see Upgrade Android from USB then select OK. Now you can see “You are in Sideload Mode“.

OnePlus 3T OxygenOS Open Beta 12 Stock rom installing process

Step 4:  Now connect your OnePlus 3T Smartphone with PC via USB cable and type adb sideload File Name.zip in the command window then press enter key. Don’t interrupt this process, it might to take 4-6 minutes. your phone will reboot automatically.

Tips for OnePlus 3T

After Install OxygenOS Open Beta 12 OnePlus 3T  Stock Rom, you can root your phone because root allows you to use a maximum of your phone without any restrictions. After root you will install custom apps, Rom and custom setting in your phone. But first read Root Advantage and Disadvantage by this article then follow this guide to root OnePlus 3T.

Must Read: How to resolved battery drain problem after updating OS

I hope you like this install OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom installation guide from which you will be able to easily Install OnePlus 3T OxygenOS Open Beta 12 Nougat Stock Rom without any extra efforts. If feel any problem in this guide then please use comment box. Thanks to all.

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