OnePlus 3 and 3T OxygenOS beta update brings parallel apps feature, bug fixes and optimizations

OnePlus has started rolling out new OxygenOS open betas (Beta 12 for OnePlus 3T and Beta 21 for OnePlus 3) for the 3 and 3T phones that brings several new features including new parallel apps feature that lets you run a parallel version of the same app using a separate account. This feature is available in several ROMs. It also brings updates to apps, optimization and bug fixes. Check out the complete changelog below.

OnePlus 3 OxygenOS Open Beta 21

New addition:

  • 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)


  • Updated to Launcher V2.1.5 :
    • Optimized home screen folder icon, with a preview look of first 4 icons in the folder
    • Redesigned UI for folders, allowing switch between folders by swiping left or right
    • 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
    • Supports light theme
    • Supports opening RAW format images
  • Updated File Manager to V1.7.1
    • Long pressing search items now shows edit operations


  • Call histories from the same person will now be merged

Bug Fixes:

  • Fixed increased battery consumption after connecting to a bluetooth device

The update is 75MB in size for both the 3 and 3T and still has May Android Security update. If you’ve already flashed a previous Open Beta build, you will receive this update via OTA. If you haven’t, you will need to flash this manually by downloading it from


Author: Srivatsan Sridhar

Srivatsan Sridhar is a Mobile Technology Enthusiast who is passionate about Mobile phones and Mobile apps. He uses the phones he reviews as his main phone. You can follow him on Twitter and Instagram