Connect the router's WAN port into the cable modem. Plug your stuff into the router LAN ports or connect to the new router wifi. Set pi hole to a static address and then set the router's DNS to point to that. Remove any secondary DNS in the router settings. Reboot everything and make sure it all works. That should be about it.
Of course. Privatization of public utilities, particularly energy generation and distribution systems, is simply a transfer of common wealth to private. Fleecing people who don't understand the arcane pricing structures of "the market" they pretend is operating is just another revenue opportunity.
Sounds like it will if Mali decides to take back .ml as Gabon apparently did for .ga. background here https://domainincite.com/28814-millions-of-domains-to-be-deleted-as-freenom-loses-its-first-tld