Not able to use pi-hole

[Mcat12]

You're running an unsupported version of Raspbian (wheezy). Please update to Raspbian Stretch or one of the other distrobutions listed here:

Hardware/Software Requirements

This is a historical document and left for archival purposes. For up to date information please use https://docs.pi-hole.net/ --- OLD INFORMATION --- The Installer Our intelligent installer is tailored to installations at home and behind firewalls. If you are installing Pi-hole in an environment beyond that scope, you will need to take extra security measures when installing it. Hardware Pi-hole is very lightweight as it only handles DNS queries and returns a blank HTML file so it doesn't n…