I have rev 1.00.0510 firmware on the Mavic 2 and controller, rev 4.3.37 on the IOS DJI Go 4 app, but the precision landing option is not on the controller.  Thoughts as to what is wrong?

Thanks in advance for your insights!

I have rev 1.00.0510 firmware on the Mavic 2 and controller, rev 4.3.37 on the IOS DJI Go 4 app, but the precision landing option is not on the controller.  Thoughts as to what is wrong?

Thanks in advance for your insights!