Good news to those who has long await the Android 7.1.1 upgrade on their OnePlus 3 and OnePlus 3T! OnePlus development team has released the official firmware for OxygenOS 4.1.3 throug OTA update but this new update doesn’t includes new feature from Open Beta 13 and Open Beta 4, which is expected to be available in next OxygenOS 4.2 update.
Apart from bug fixes, here are some new features added in the new update
Lastly, OnePlus also acknowledge the Bluetooth connectivity issue and suggest user to delete oem_log as the only workaround. To delete the file, heads up to File Manage >Storage >oem_log >Delete
Source : Android Authority