By default, moving the model is limited to keep it upright.
Checking the checkbox of Unconstrained Rotation allows the model’s full, uninhibited rotation.
Checking the Auto Center on Tooth checkbox causes the model to position the selected tooth to the center of the screen.
You can select the occlusion style from Circles or Surfaces in the dropdown menu.
https://lh7-us.googleusercontent.com/docsz/AD_4nXesIVvRVwWFd6ZpN5FcVYiVgHkeckjfFD76Kd1mrtGyp0jh0W6N4ho_WDZqh_RJmVGECP3b5bb7bxzD_HP-IL26ll_R6PYU9-wYkseCVDg_dLWmsK-AGQuOQA1W03PXfKDgt2QmVrKoMqNnubPn6_xO7DccL2uG8Q3_5H-pUA?key=vCyETINzNfqU0ihNuv58Cg