command to disable hmd position track

Development Programming & Scripting Blueprint
1

In my game,the position tracking feature is not desirabe.However,the new Oculus cv1 asked the users to hook up the sensor,otherwise,we can not use the hmd.

So I am wondering if there is a command to disabe the position tracking.

2

I have the same issue, have you found the solution.
I Want to disable the HDM position tracking when the character is riding.