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

Conda Environment List Empty: Causes and Fixes

If you run conda env list and see no environments (or only base missing...

How to Fix Windows Defender That Keeps Stopping and Starting

If you notice Windows Defender (Microsoft Defender Antivirus) repeatedly stopping and restarting,...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Windows Update Error 0x80070005: Permission Issues

When Windows Update fails with error 0x80070005, it usually means the update process doesn't have...

Windows Update DNS Error: Practical Troubleshooting Checklist

When Windows Update fails with a DNS error, it usually means your PC can't resolve the domain nam...

Fix Task Scheduler Error 101: Failed to Start

You see Event ID 101 in the Windows Event Viewer under TaskScheduler, and the task didn't run. Th...