The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

Having a properly configured firewall on your computer is an important part of staying safe online, but having one on your home network is also a good idea. That's because the firewall in most ...

Microsoft asked customers this week to disregard incorrect Windows Firewall errors that appear after rebooting their systems following the installation of the June 2025 preview update. These warnings ...