LOD groups with ProBuilder in unity,LOD Groups without blender

So, I am making an open world game and I don’t know how to use blender. So I use probuilder for modelling objects, I was wondering if I could use probuilder for setting up LOD groups. Could that be done? And how?,I created some building models with probuilder in unity, I wanted to set up LOD groups on it. But I don’t know how to use blender. SO i was wondering that could you set up LOD groups using Probuilder?

Help!
And, are LOD groups essential in open world games?

Hello @ Nauman2003, Quick answer you can either clone your probuilder model, remove all details and set as a higher LOD for the group (might take time and get messy), or quickly export your probuilded model to blender and setup LODs there, its easy and I recommend you to learn some modeling skills since you are interested in it.