Angry Monk

Is it possible to set the refresh rate on Focus 3 to less than 90 Hz? 72 or 75 would be great. I'm porting a game from Oculus Quest 2 / Pico 4, and 90 Hz is too much. I tried using Wave.Native.WVR_Android.WVR_SetFrameRate_Android(72 and 75); but without success.