Checklists for software errors, setup, and tool workflows.

Windows Defender Troubleshooting Checklist

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

Fix Windows Update Blank Screen with No Cursor

You install a Windows update, reboot, and instead of the login screen you see a blank display wit...

Fix Windows Update Cleanup Stuck Error 0x80070002

When running Disk Cleanup or the Windows Update troubleshooter, you might see error 0x80070002 an...

Fix PowerShell Connection Refused Errors

When you see 'connection refused' in PowerShell, it usually means your script or command tried to...

Fixing Task Scheduler Invalid Configuration Event ID 101

You open Event Viewer and see Event ID 101 under TaskScheduler with a message about an invalid co...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...