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

Windows Search Settings for Faster Results

If Windows Search feels slow or returns stale results, the problem is usually in the indexing set...

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

Fix Command Prompt Proxy Error Sync Issues

When you see a proxy error while running commands in Command Prompt and your sync operations fail...

Fix Windows Security High CPU Usage on Windows 11

If you notice your Windows 11 system running slowly or hear the fan constantly spinning, Windows ...

How to Fix PostgreSQL Password Authentication Failed for User

You see psql: error: FATAL: password authentication failed for user "youruser" when ...

Fix Windows Defender Blank Screen After Update

After a recent Windows update, you may open Windows Security (Windows Defender) and see a blank w...