Unity - URP Renderer Switching Between 2D and 3D
 from the Camera class.
using UnityEngine.Rendering.Universal;
public void SetRenderer(ERendererFromName rendererFromName)
{
UniversalAdditionalCameraData mURP_CameraData = Camera.main.GetUniversalAdditionalCameraData();
mURP_CameraData.SetRenderer((int)rendererFromName);
}