Loooooooooooooool
So to sum it all up:
sudo netstat -nltup | grep 'Proto|:53 |:67 |:80 |:547 |:471[1-8] '
kill the PID of dnsmasq
sudo systemctl mask dhcpcd
pihole -r
sudo nano /etc/NetworkManager/NetworkManager.conf
and add in the [main] section
dns=none
systemctl restart NetworkManager.service
sudo systemctl restart pihole-FTL
reboot