Placing a spotlight is a little harder than placing a point light—they can be found under the Actor Classes browser.
So open your generic browser and go to the Actor Classes tab. Open up the Light category and select Spot Light. You'll notice two subcategories, SpotLightMovable and SpotLightToggleable. These are mainly used in animation sequences or hooked up to gameplay, so ignore them for now.
Right-click in your scene and select Add SpotLightHere. A white spotlight appears, pointing down. Move it so that it's casting a circle of light on the ground.
Spotlights have all of the same important properties as point lights (color, brightness, radius, and falloff), but they have a few additional properties as well. Make sure your spotlight is selected and opens up its properties. Look for two new properties.
OuterConeAngle: How wide of an angle the cone covers.
InnerConeAngle: Controls the hotspot in the middle of the cone. If it's
0
, it'll cast a very soft circle of light. If this is...