OnePlus has released new OxygenOS Open Beta 26 and 17 (based on Android 8.0 Oreo) update for OnePlus 3 and OnePlus 3T with bug fixes and optimizations. The update improves Wi-Fi and data connectivity, reduce device heating up, and bring back user feedback app, fixes random reboots, notification dots issue, ambient display issue and more to your OnePlus 3 and OnePlus 3T.
If you are signed up for OxygenOS Open Beta program, you will get the OxygenOS Open Beta 26/17 OTA (over-the-air) update on your device. Other users can download and install the full ROM manually and experience all new Android 8.0 Oreo. Below is the full changelog of this new update.
Changelog of OxygenOS Open Beta 26/17 for OnePlus 3/3T:
– Added user feedback app
– Improved Wi-Fi and Data connectivity
– Improved the stability of Picture-in-Picture mode
– Fixed issue of missing voice mail tab in dialer
– Fixed issue of occasional heating
– General bug fixes
Note: OxygenOS Open Beta 26/17 OTA update will get on all OnePlus 3/3T that are signed up for the Beta program. Other users can download and flash the ROM manually. Check out the guide below.
2. After downloading the firmware, follow this installation instruction
Note: If you prefer stable version, then stick on the OxygenOS 4.5.1 (current stable version) for OnePlus 3/3T which is based on Android 7.1.1 Nougat. (Source – OnePlus)