If you want to delete vertices in Blender, there are a few different ways to go about it. The first way is to use the Vertex Selection tool and select all of the vertices you want to delete. Then, press the Delete key on your keyboard. The second way is to use the Vertex Paint tool and paint over the vertices you want to delete. Then, press the Delete key on your keyboard. The third way is to use the Edit Mesh tool and select all of the vertices you want to delete. Then, press the Delete key on your keyboard. ..