OnePlus 3 OxygenOS Open Beta 7 update starts rolling out with various new features and bug fixes, but still it is based on the Android 6.0.1 Marshmallow. If you have signed up for the OxygenOS Beta program and running on the most recent version of the OS, you will get a 59 MB OTA (over the air) update on your device. Other OnePlus 3 users can download the 1.5GB full firmware and flash manually.

Background app freezing mechanism and audio tuner are the new features included in the OxygenOS Open Beta 7 update. The update also includes fixes for launcher crashes, dial pad crashes and black screen issues. This update will also increase system stability and includes latest (October) Android security patches.



What is new in OxygenOS Open Beta 7 for OnePlus 3?

– Added audio tuner
– Added background app freezing mechanism
– Redesign of accent color
– Redesign of the clock UI
– Updated Google security patch for October
– Fixed black screen issue when exiting games in horizontal orientation
– Fixed launcher related crashes
– Fixed dial pad crashes
– Increased system stability
– General bug fixes

If you are running on the most recent version of OxygenOS Beta build, check for the OTA update by going to Settings > About Phone > System update. Other users can install the full firmware manually. Checkout the manual installation guide given below.

How to Flash OxygenOS Open Beta 7 Update on OnePlus 3

Warning: Backup all data on the phone before flashing this ROM. The below guide is intended for tech-savvy users only. Install at your own risk.


– Unlocked bootloader
– ADB and fastboot drivers setup on your PC

Flashing Instruction:

1. Download the full software build for your from here or from source and save it where you have ADB is installed.

2. Reboot your phone into recovery mode. To do this, shut down your device and turn it back on while holding the power and volume down buttons simultaneously.

3. In recovery, choose “Install from USB” option in the recovery screen, tap OK to confirm. A screen with “You are in sideload mode” will be displayed.

4. Connect your OnePlus 3 to PC/Mac and issue the following command in command prompt /terminal

For Windows: “adb sideload”
For Mac/Linux: “./adb sideload”

5. Wait a while, your phone should now update to the selected build and reboot automatically to take you into OxygenOS. (Source – OnePlus)

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Kannan is a computer and Android enthusiast, a blogger by passion and a tech freak. His always ready-to-help attitude, knowledge and hard work is what drives him.