OnePlus has launched a new firmware update for OnePlus 3 and 3T smartphones. The OxygenOS 4.0.3 update is based on Android 7.0 Nougat and brings with several improvements and bug fixes.
The update brings pre-installed Amazon Prime app for users in India, an optimized Smart Wi-Fi Switcher, increased stability of the Camera app.
The Smart Wi-Fi Switcher switches WiFi to data connection in case the Wi-Fi signal is consistently poor and there is also an optimized exposure feature for clicking pictures at night time.
The changelog shows that the OxygenOS 4.0.3 brings Wi-Fi IPv6 support toggle, updated APN settings for select carriers, and crash fix for Line.
Being an OTA incremental update, it is gradually rolling out to users and should reach you anytime soon. In case, you want to manually check it by heading to Settings.