What is a Firewall? How It Works & How to Set One Up — Beginner Guide 2026
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YouTubeTrashToTeach
What is a Firewall? How It Works & How to Set One Up — Beginner Guide 2026
Most people have a firewall on their computer and have absolutely no idea what it does, whether it's configured correctly, or if it's even turned on. In this video I break down exactly what a firewall is, how it works under the hood in plain English, and then walk you step by step through configuring Windows Firewall and setting up rules so ...
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