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

Fix PostgreSQL Password Auth Failure After Upgrade

After a PostgreSQL upgrade, you might see errors like "password authentication failed for user" o...

Kubernetes kubectl Connection Refused: Causes and Fixes

You run a kubectl command and get "connection refused". This usually means kubectl can't reach th...

Fix Windows Search Rate Limit Error in Windows 11

If you're seeing a “rate limit” error when using Windows Search in Windows 11, it usually means y...

Checklist for Resolving Windows Terminal Dependency Conflict

You open Windows Terminal and see errors about missing DLLs, package version mismatches, or the t...

PowerShell Command Not Found but Works in CMD

Fixing Microsoft Teams Connection Timeout from Firewall Settings

If Microsoft Teams frequently shows "connection timeout" errors, your firewall or proxy settings ...