How to turn on your Firewall | PDSC Advice Guides

Many of the latest Operating Systems have a built in Firewall. This guidance provides steps on 'How to turn on your Firewall' for two common Operating Systems.


Windows Settings

Updates & Security

Windows Security

Firewall & Network Protection

Select a network profile
(e.g. Domain network, Private network, Public network)

Under Windows Defender Firewall select ON


Apple Menu

System Preferences

Security & Privacy


Click the lock to make changes

Authenticate, then click unlock

Turn ON Firewall

Please note, this guidance reflects the latest versions of software. Previous versions may have different steps. You can find these steps through the providers website.

How to turn on your Firewall