1:20
Two Steps:
1) search up all references of LOD group (that should be the parent object of their respective child LOD groups.
2) Add Script to those objects and click 'Adding LOD Child Objects'
Link to the script: https://github.com/purpl3grape/Unity-...
If you've ever needed to reconfigure your LOD groups in unity, or you just need to import fresh models in, you don't need to manually. Here's a way to do it. I've set it up based on my needs, but just customize it to your project lod groups, and desired transition percentages.