OnePlus 3 and 3T Face Unlock Feature released

Update: Oxygen OS 5.0.3 is now rolling out for OnePlus 3 and 3T with May 2018 Android Security patch, Face Unlock Feature, and much more. See downloads below. OnePlus did promise the Face Unlock feature to the OnePlus 3 and 3T a while ago. The manufacturer did deliver on the Face Unlock feature with the latest Open Beta update for OnePlus 5 and 5T based on Android 8.1 Oreo. The feature is now official to all the flagships from 2017. Today, OnePlus finally updated its Chinese counterparts of OxygenOS, called Hydrogen OS (H2OS), to Android 8.0 Oreo with the Face Unlock feature. Though there are other ways to enable this feature, the next update of Oxygen OS may most likely brings it to you officially.

Read: How to enable Face Unlock feature on your Android phone?

Now, although Oxygen OS may have been updated to stable Oreo a while ago, it still lacks the feature we all are seeking for. H2OS just got upgraded to Android 8.0 Oreo and it brings a great deal of features and upgrades. One of which includes the Face Unlock, which we were eagerly waiting for. So you can either wait for the Face Unlock to come with next Oxygen OS 5.0.3, or flash this H2OS v7 build listed below.

Download Face Unlock with Hydrogen OS Download OnePlus 5T OnePlus 5 OnePlus 3-3T-2-X

Features and Changelog for Hydrogen OS H2OS v7:

The following has been directly translated from H2OS Chinese website. The translation may be a bit obscure.


  • Android OS updated to 8.0 Oreo
  • Add face unlock function to unlock
  • Add picture-in-picture, video playback as you like
  • Add new auto-fill, no need to remember long passwords
  • Added smart text selection to intelligently identify text highlights
  • New and quick setting design, better use experience


  • Support photo cloud synchronization
  • Add photo maps to view photos by location
  • Image Supported by Shot On OnePlus Share
  • Add trash feature

Network and Communication

  • Add caller number recognition
  • Support for adding emergency information in profile information
  • Contacts support alphabet navigation

File manager

  • Newly improved file management

Download OnePlus 3/3T Face Unlock Feature with Hydrogen OS H2OS version 7

Update: Oxygen OS 5.0.3 also brings Face Unlock feature.

As the H2OS is an alternative ROM for OnePlus devices, designed for Chinese variants, the firmware can easily be flashed on to the global variants as well. So you can simply download the H2OS ROM from above, transfer it to your phone and do a Local Upgrade.

Read: How to install Hydrogen OS ROM over Oxygen OS supported OnePlus device?

Do note that the Hydrogen OS ROM does not consists of Google apps or services. So you will need to install your Gapps manually.

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