PixelDensity not changing with Google VR
Did not repro on Oculus Go
Confirmed in MAIN 4.23 @ CL 6395234
Attached is a sample project that alternates between PixelDensity 1 and .01 every 3 seconds.
Result: vr.pixeldensity command has no effect
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-75060 in the post.