Buy a SD card with PI-Hole already installed for the Raspberry PI
https://ebay.to/2XeNXkJ
All the Pi hardware you need for this tutorial :
https://www.amazon.co.uk/shop/gizmo?l...
Software you'll need to download and install:
Winrar to unzip the Stretch image:
https://www.rarlab.com/download.htm
Balena Etcher to write the Pi-Hole image
https://www.balena.io/etcher/
Raspbian Stretch image for the Pi
https://www.raspberrypi.org/downloads...
After the all the updates have been completed on the Pi open terminal and run
sudo raspi-config
choose advanced options, then expand file system and reboot
Open terminal , install the Pi-Hole server with this command
curl -sSL https://install.pi-hole.net | bash