Received an update today to OS 5.1.11
No change to security patch (still July 1) or Android version (still 8.1)
Build Number is: ONEPLUS A6003_22_180810
Update
Optimized network connection
Optimized stability for wifi connection
Fixed screen flickering issues in daylight
General bug fixes and improvements
Confirm pin without tapping
Camera
Improved HDR mode
No change to security patch (still July 1) or Android version (still 8.1)
Build Number is: ONEPLUS A6003_22_180810
Update
Optimized network connection
Optimized stability for wifi connection
Fixed screen flickering issues in daylight
General bug fixes and improvements
Confirm pin without tapping
Camera
Improved HDR mode