How to obtain max frame per second from android camera

Android/Java
1

using OnePlus 9 pro should be possible to obtain 120 fps from camera device, but actually I just seeing a maximum of 30 fps.

there is any procedure to be able to reach 120 fps?

2

for what settings?

did you expect to get, say, 4K, at 120 fps?

show what you did. MRE.