Hyper-V host network cards change & re-config

I need to replace network cards in Hyper-V 2012 R2 hosts

Any easy way to carry on the config? Or do I need to remove it & done it again from scratch?

Setup was originally done pretty much like that:

https://www.starwindsoftware.com/blog/deploy-hyper-v-vm-switches-and-vnic-consistency-with-powershell

Seb