Increase the number of descriptive isoparametric curves

Interface and General Tasks > Visualize surfaces >

Use Object Edit > Patch Precision to increase the number of descriptive isoparametric curves displayed on a surface to give you a better idea of the shape of the surface..

Increasing the number of descriptive isoparametric curves on surface allows you to visualize the surface in wireframe better. It does not increase the complexity of the surface data.

Set the number of descriptive isoparametric curves on the picked surfaces

Choose Object Edit > Patch Precision.
Drag left or right to decrease or increase the number of descriptive isoparametric curves per patch, or type a number in the prompt line and press (Windows) or (Mac).