The billboard particles were only used by Blender Internal. So until it is supported by Cycles of Eevee there is no reason to keep it in the code and UI. Fix T61695 Billboard particles not displaying in Eevee viewport, render
The billboard particles were only used by Blender Internal. So until it is supported by Cycles of Eevee there is no reason to keep it in the code and UI. Fix T61695 Billboard particles not displaying in Eevee viewport, render