Use the proper tools for selecting or deselecting control points.
Pick or unpick CVs, edit points, hulls, and so on
- Choose the appropriate tool in the palette for the type you want to pick:
Pick or unpick blend curve control points
Pick an entire row of CVs
- In the Palette, choose Pick > Point Types > Hull.
- Click the hull connecting the CVs on the surface.
Check the current pick mode
- Alias shows the current pick mode to the left of the prompt line.