Connect to your pi and copy this in your terminal:
pihole -w s.gateway.messenger.live.com ui.skype.com pricelist.skype.com apps.skype.com m.hotmail.com s.gateway.messenger.live.com sa.symcb.com s{1..5}.symcb.com
and then press enter.
Connect to your pi and copy this in your terminal:
pihole -w s.gateway.messenger.live.com ui.skype.com pricelist.skype.com apps.skype.com m.hotmail.com s.gateway.messenger.live.com sa.symcb.com s{1..5}.symcb.com
and then press enter.