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

Microsoft Store SSL Certificate Error: Troubleshooting Checklist

You open Microsoft Store and see an SSL certificate error—maybe “ERR_CERT_AUTHORITY_INVALID” or a...

How to Troubleshoot 404 Not Found Errors in Command Prompt

Seeing a "404 Not Found" error in Command Prompt usually means the system can't locate a file, co...

How to Fix Windows Search Not Finding Files

You search for a file by name in the Windows search box, but nothing shows up—even though you kno...

Windows Terminal DNS Error Troubleshooting Checklist

If you're seeing DNS errors in Windows Terminal—like Name or service not known in WS...

Fix Windows Search Dependency Conflict Error 0x80070002

If you see error 0x80070002 when using Windows Search, it usually means a file or dependency is m...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...