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

Fixing PostgreSQL Connection Refused and Permission Denied

When you try to connect to PostgreSQL and get "connection refused" or "permission denied", the pr...

BitLocker Recovery Key Not Accepted: Fix Authentication Failed Error

Fix High CPU Usage by MsMpEng.exe (Windows Defender)

If your system feels sluggish and Task Manager shows MsMpEng.exe using 30–100% CPU, Windows Defen...

Fix OneDrive Sync Not Starting After Windows 11 Update

After a Windows 11 update, you might find OneDrive simply won't start syncing. The icon may be mi...

Windows Terminal Service Not Starting: Fix Guide

When the Windows Terminal Service (TermService) won't start, remote desktop connections fail and ...

Fix Command Prompt Settings Reset Not Working

You try to reset Command Prompt settings to default—maybe via Properties or by deleting the conso...