Paraview display resolution
 

Hello everyone

I recently used paraview for post-processing of star-CCM+ calculation results. The imported file type is. Case.

I use the slice to see the velocity distribution of a section, but I find that the resolution of the section is very low，such as：
https://obohe.com/i/2021/11/21/tu6e6a.png

How can I improve the resolution？

Thank you！