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

Fix Error 0x80070426 in Microsoft Teams Microphone

When you see error code 0x80070426 in Microsoft Teams while trying to use your microphone, it usu...

Fix Windows Update Error 0x8024402c (Proxy Settings)

When Windows Update fails with error 0x8024402c, it usually means the update service cannot reach...

Windows Defender Troubleshooting Guide for IT Admins

Windows Defender (Microsoft Defender Antivirus) is the default endpoint protection in Windows 10 ...

Fix GitHub Actions Cache Action Permission Denied Error

Fix PostgreSQL Password Authentication Failed in pg_hba.conf

When you see psql: FATAL: password authentication failed for user "username", it usu...

Windows Security Access Denied Troubleshooting Checklist

You try to open a file or run a program, and Windows tells you access is denied. This usually com...