Configuring System Firewalls for Beginners

📅 Published: July 2, 2026 • ✍️ Written by: Micro Aid Solutions Editorial Team • 🛡️ Reviewed & Verified by: CompTIA Certified IT Support Specialist

Firewalls block unauthorized traffic from entering your PC.

Keep default Windows Defender firewall policies turned on. Learn more from our Windows Support engineers.

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