Just a quick note: when using OXR Preview v105 is is capable of projecting up to 2 frames, meaning you can render at 30fps and display at 90hz.
@HurriedBike7 what NVidia driver are you using? (if NVidia).
I’ve found WMR reprojection was working best with HAGS OFF (and 2D or VR in general as well):
My 2070 SUPER VR settings and suggestion (Reverb G2 - WMR) - #2 by CptLucky8