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

Fix PostgreSQL Connection Refused on Port 5432

When you see psql: error: connection to server at ... failed: Connection refused on ...

Fix Windows Defender Antivirus Slowing Down Your PC

If your computer feels sluggish after a Windows update or suddenly lags during file operations, W...

BitLocker High Memory vs CPU Usage: Diagnosis and Fixes

If your system feels sluggish and you suspect BitLocker is the cause, it helps to know whether th...

Windows Update 504 Gateway Timeout: Causes and Fixes

When you run Windows Update and get a 504 Gateway Timeout, the update process st...

Fix Remote Desktop Settings That Keep Resetting After Update

You update Windows, try to connect via Remote Desktop, and find your settings—like display resolu...

Install NuGet Provider Manually Without Internet