HOW can BNO055 set G range for arduino?

[tsengchiayi]

I hope try set BNO055 G range +/- 4g to +/- 2g  for arduino ,can provide example code?

I find this  link but can't action:
https://forum.arduino.cc/index.php?topic=548322.0

Currently running program:

https://github.com/adafruit/Adafruit_BNO055

thank