Install Oxygen OS Open Beta 25/16 Android 8.0 Oreo Update On OnePlus 3 and 3T

OnePlus have been showing they were serious in their devices to update with the latest Android OS and OnePlus was one of the first few brands to announce Android Oreo updates for its phone. OnePlus has released the OxygenOS Open Beta 25 for the OnePlus 3 and Open Beta 16 for the OnePlus 3T which is based on Android 8.0 Oreo. Now you can test the latest Android 8.0 Oreo OS on your OnePlus 3 and OnePlus 3T. This latest official update is a stable build and comes with many new features along with the September’s security patch. The OxygenOS Open Beta 25/16 is still in beta stage so there will be some minor issues and bugs but you can use it as a daily driver. This latest official update comes with all the official features and customizations of Android 8.0 Oreo such as feature picture-in-picture, new auto-fill, smart text selection, notification dots, New Quick Settings design, Added OnePlus account login for access to Shot on OnePlus, Added Smart text selection, better optimizations across the system and much more.

By following this simple step by step guide, you can easily and quickly update your OnePlus 3 and OnePlus 3T manually to OxygenOS Open Beta 25/16 Android 8.0 Oreo. Various users have tested the firmware and found some minor bugs like slower fingerprint sensor, stability issues with NFC and Bluetooth, no shortcut access to Google Photos, Performance and compatibility of 3rd party apps will continue to be optimized but the good things is that you get the experience of Android 8.0 Oreo OS on your own device. Before proceeding don’t forget to take the full backup of all your valuable data. If you are interested in installing the OxygenOS Open Beta 25/16 Android 8.0 Oreo on your OnePlus 3 and OnePlus 3T then go ahead and follow the given steps.

OnePlus 3 and 3T updated on OxygenOS Open Beta 25 16 official update


This guide containing the rooted and cleaned Oxygen OS Open Beta 25/16 Update can be used for the OnePlus 3 and 3T devices only. Do not try to install this firmware on any other device or incorrect variant. It is recommended to check the model number of your device first.

Warning: will not be held responsible for any kind of damage occurred to your OnePlus 3 and 3T device during or after the installation of Oxygen OS Open Beta 25/16 Update. Proceed at your own risk.


  • Create a proper 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 3 and 3T by navigating to Settings > Developer Options.
  • Verify that you’ve properly installed the OnePlus 3 and 3T 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 3 and 3T must be unlocked.
  • Make sure that the battery level of the device is above 80% before going ahead.

How To Update OnePlus 3 and 3T To Oxygen OS Open Beta 25/16 Official Firmware:

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

Step No 2: Download the Oxygen OS Open Beta 25/16 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 3 and 3T by navigating to Setting > Developer Options.

Step No 4: Connect your OnePlus 3 and 3T with 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 is finished, select reboot from the main Recovery Menu.

Done! You have successfully installed the OxygenOS Open Beta 25/16 update on OnePlus 3 and 3T.

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