Transition from Qubes 4.1 to 4.2 switch nftables for non-technical users what to do?

Thanks if I understand correctly these nft tables do not affect on correct work whonix gate only on vpn and clearnet ? So what’s the first step after the upgrade from these tutorial you mentioned i should do ? if i want to set up e.g. ivpn or proton vpn, then the first thing i do is all of them one by one,? or maybe for ivpn enough made like on this tutorial? IVPN App 4.2 setup guide