This important security function is better handled by a third-party program. Windows Firewall doesn't monitor outbound connections by default, and not at all in Windows XP. Dennis O'Reilly began ...

If you see the message Security or firewall might be blocking the connection following completion of Windows Network Diagnostics to determine what’s causing internet or network connection issues on ...

Microsoft rolled out Patch Tuesday updates for Windows 10 and Windows 11 yesterday. For the former, the release primarily contains security patches, but for the latter, there are several other fixes ...

If you’re encountering the error code 0x8007042c when trying to install certain Windows Updates or after a failed upgrade to Windows 11/10 from an older Windows ...

Free firewalls offer the outbound monitoring that's missing in XP's firewall and off by default (and impractical) in Vista, but third-party tools may create problems of their own. Dennis O'Reilly ...

Tech expert ThioJoe shows how to save hours troubleshooting with one Windows Firewall setting.