In the below guide, we show you how to manually side load stable version of OxygenOS 4.0 on OnePlus 3. The update weighs around 1.4GB and upgrade OnePlus 3 to Android 7.0 Nougat. It features new notification design, new setting menu design, multi-window mode, custom DIP settings, performance improvement, better battery life and more.

Main changelog of OxygenOS 4.0 for OnePlus 3: – Upgraded to Android 7.0 Nougat – New Notifications Design – New Settings Menu Design – Multi-Window View – Notification Direct Reply – Custom DPI Support – Added Status Bar Icon Options – Improved Shelf Customization Check out the installation guide to know how to sideload OxygenOS 4.0 on OnePlus 3 via ADB. Note: As always, make a backup of every data you have on the phone before proceeding with below steps. Also, ensure at least 70% – 80% battery charge remaining on the phone.

How to Install OxygenOS 4.0 (Android 7.0) on OnePlus 3 Manually

  1. Setup ADB and Fastboot driver on your computer (read this guide)
  2. Enable USB Debugging on your phone (Settings > Security > USB Debugging)
  3. Download OxygenOS 4.0 for OnePlus 3 (1.4GB) from here, rename the file as update.zip and save it inside the ADB installation directory.
  4. Now, switch off OnePlus 3, press Power + Volume Down buttons together to boot into stock recovery.
  5. In recovery, choose “Install from USB” option, tap OK to confirm. A screen with “You are in sideload mode” will be displayed.
  6. Connect your OnePlus 3 to PC/Mac and issue the following command in command prompt /terminal (from ADB installation directory) For Windows: adb sideload update.zip For Mac/Linux: ./adb sideload update.zip
  7. Wait a while, your phone should now update to the selected build and reboot automatically to take you into OxygenOS 4.0. Leave your views about this update in the comment section below. (Source – OnePlus)