Tail/follow the logs live with below one (or via the webGUI):
sudo pihole tail
Start WhatsApp and check in the logs which domain(s) is/are being blocked for queries coming from the MS box/IP.
There is also a FAQ:
Tail/follow the logs live with below one (or via the webGUI):
sudo pihole tail
Start WhatsApp and check in the logs which domain(s) is/are being blocked for queries coming from the MS box/IP.
There is also a FAQ: