(Not in a station)
When using pose space in 4 pt, having both feet animate , with lock head or both in the IK setting, your hands start to detach from your model when you are moving in your play space area up and down.
On the reverse, if you choose to lock only hip, it's your head that get drastically detach from your headset.
you can try this avatar and use any of the pose button.
avtr_269786cf-81cc-4205-b759-a9e6e7b9c678

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