Sorry about that. Does it happen also on this three.js example? https://threejs.org/examples/?q=pointerlock#misc_controls_po...
You can try to change the controls mode in the in-game menu (ESC key).
You can try to change the controls mode in the in-game menu (ESC key).
https://i.imgur.com/YX2OqXz.mp4
Not sure if it matters, but I have multiple monitors