How to Allow an App Through Windows Defender Firewall
If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....
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View listGitHub Actions Workflow Fails With No Error Message
You run a GitHub Actions workflow, it fails, but the log shows no error message—just a red X. Thi...
Fix Windows Update High CPU Usage When It Stops Working
If Windows Update is stuck and your CPU usage spikes to 100%, you're likely dealing with a hung u...
Fix Windows Security Antivirus Not Turning On
You open Windows Security and see that the antivirus is off, with no obvious way to turn it on. T...
How to Remove Invalid GPG Keys in Ubuntu
When you add a GPG key to verify a package repository in Ubuntu, that key can become invalid over...
WireGuard Handshake Not Completing: Firewall Fixes
You set up WireGuard, but the handshake never completes. Both peers show no handshake time, and y...
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