Knowledge base for software setup, errors, and daily tool work.

Fix GitHub Actions Cache Action Permission Denied Error

Fix OneDrive Sync Permission Denied & 504 Gateway Timeout

If you see "permission denied" or "504 gateway timeout" errors while syncing OneDrive, the issue ...

Fix Chrome DNS Server Not Responding on Windows 10

When Chrome shows 'DNS server not responding' on Windows 10, it usually means the browser can't r...

Windows Security Connection Refused: Troubleshooting Checklist

When Windows Security reports a 'connection refused' error, it usually means the app can't reach ...

Fix OneDrive Sync Pending Due to Long File Names

You see "sync pending" in OneDrive, and the file won't upload or download. Often the culprit is a...

Fix Windows Defender Connection Timeout Error 0x80070422

If you see error 0x80070422 when opening Windows Defender or running a scan, the message typicall...