Install OnePlus 5T OxygenOS Open Beta 4 update [Android 8.1 Oreo]

Good news now you download and install OnePlus 5T OxygenOS Open Beta 4 update which is based on Android 8.1 Oreo. OnePlus is rolling out another Beta build for its flagship device. This latest Android 8.1 Update is an official build and rolling out as OxygenOS Open Beta 4 for OnePlus 5T. This latest official update brings many new features along with February 2018 security patch. OnePlus has already released a stable Android 8.0 build for all its supported devices including the OnePlus 3/3T and OnePlus 5/5T. In this detailed guide, we will learn how to install OnePlus 5T OxygenOS Open Beta 4 update (Android 8.1 Oreo). If you are in previous Open Beta build then you will receive the OTA OnePlus 5T OxygenOS Open Beta 4 update, otherwise, you can install it manually by following this step by step guide.

The Android 8.1 Oreo official update brings many new features and improvements like optimizations in the gaming mode, call pick up gesture, support for migrating application data and so on. Also, the OnePlus 5T OxygenOS Open Beta 4 update comes with general bug fixes, improvements and couple of other noteworthy changes. OnePlus 5T Android 8.1 Oreo update is about 1.6GB in size and rolling out via OTA in a phase-wise manner. The update soon will be reached in all units. Until you can install it manually. We always strongly recommend keeping updating your Android devices to the latest official updates which are released by OnePlus. Not necessary but it is better to take the full backup of all your valuable data before proceeding. If you are interested in install OnePlus 5T OxygenOS Open Beta 4 update based on Android 8.1 Oreo then go ahead and follow the given steps.

OnePlus 5T OxygenOS Open Beta 4


This guide containing the rooted and cleaned OxygenOS Open Beta 4  Update can be used for the OnePlus 5T devices only. Do not try to install this firmware on any other device or incorrect variant. Check the model number of your device first.

Warning: will not be held responsible for any kind of damage occurred to your OnePlus 5T device during or after the installation of OxygenOS Open Beta 4  Android 8.1 Oreo Update. Proceed at your own risk.


  • Create a proper Nandroid backup of all your existing data and settings on the phone before proceeding to the installation guide using a recommended custom recovery.
  • Enable USB Debugging Mode on the OnePlus 5T by navigating to Settings > Developer Options.
  • Verify that you’ve properly installed the OnePlus 5T USB Drivers on the PC.
  • Your device should be rooted with the latest version of a custom recovery like CWM or TWRP installed.
  • The bootloader of your OnePlus 5T must be unlocked.
  • Make sure that the battery level of the device is above 80% before going ahead.

How to Install OnePlus 5T OxygenOS Open Beta 4 Update:

Step No 1: First, setup ADB and Fastboot on your PC.

Step No 2: Download the OxygenOS Open Beta 4 Android 8.1 Oreo official file on the desktop of your PC from the above-given link and rename it to

Step No 3: Next, Enable USB Debugging on your Oneplus 5T by navigating to Setting > Developer Options.

Step No 4: Connect your OnePlus 5T to your PC/laptop.

Step No 5: Open the folder where you have placed the downloaded file and open command windows within the folder.

Step No 6: Type the following command and hit Enter to reboot your phone into Recovery Mode.

adb reboot recovery

Step No 7: Select the “Install from USB” option in Recovery Mode.

Step No 8: Type the following command and hit Enter.

adb sideloaded

9: The installation process will be initiated, so wait for the installation process to be completed. Once the process completes, select reboot from the main Recovery Menu.

Done! You have successfully install OnePlus 5T OxygenOS Open Beta 4 update.

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