OnePlus has released OxygenOS 4.1.3 update for OnePlus 3 and Onplus 3T with various fixes and optimizations. It seems that OnePlus omitted the OxygenOS 4.1.2 update for some reason. The OxygenOS 4.1.3 OTA update starts rolling out that will take a few days to get on all the devices. If you have not received the OxygenOS 4.1.3 OTA update, or if you prefer manual installation, then you can download the OTA file or full ROM and flash manually.

Based on the Android 7.1.1 Nougat, the OxygenOS 4.1.3 update brings expanded screenshots functionality to both OnePlus 3 and 3T. Also, the update includes general bug fixes and latest security patches. The update will also improve performance of camera, Wi-Fi and Bluetooth connectivity, and increase system stability.

oneplus-3t

Highlights of OxygenOS 4.1.3 for OnePlus 3/3T:

– Upgraded Android 7.1.1
– Added expanded screenshots
– Improved picture taking of moving objects with blur reduction
– Improved video stability when recording
– Improved Wi-Fi connectivity
– Improved Bluetooth connectivity
– Fixed Instagram swiping bug
– Fixed hardware buttons malfunction bug
– Increased system stability
– General bug fixes

If you prefer manual installation, check out the below guide (OTA/Full ROM). Before proceeding back up, every data you have on the phone. Also, ensure at least 50% battery charge remaining on the phone.

Download:

– Download OxygenOS 4.1.3 OTA update for OnePlus 3 from here (coming soon) and full ROM from here.
– Download OxygenOS 4.1.3 OTA update for OnePlus 3T from here and full ROM from here.

How to Install OxygenOS 4.1.3 Update on OnePlus 3/OnePlus 3T

OTA Update Guide

Note: To install the OxygenOS 4.1.3 OTA update, your device should be running on OxygenOS 4.1.1.

1. Save the downloaded OTA update zip file on OnePlus 3/3T internal memory.

2. Boot your phone into stock recovery (switch off the phone, press Power and Volume down buttons together)

3. In recovery, select Apply Update > Choose from Internal Storage > browse the OTA update zip file

4. It will start installing the update. Wait until the process complete and your phone will restart automatically.

Full ROM Update Guide:

Note: This method requires ADB and Fastboot driver setup on your computer.

1. Save the downloaded ROM zip file in the adb installation folder.

2. Enable ‘USB Debugging’ on your phone

3. Boot into stock recovery mode, choose ‘Install from ADB Sideload’, and then connect your phone to your PC.

adb sideload File Name.zip

4. This will start installing the firmware. Once the installation process is finished, reboot your phone.
(Source – OnePlus, XDA)