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

Fix OneDrive Error 0x8004de40: Sync Not Working

If you see error code 0x8004de40 when trying to sync files in OneDrive, it usually means the conn...

How to Fix Outlook High CPU Usage with Repair Tools

Outlook using 50% or more of your CPU can slow your whole system. This often happens with large m...

WireGuard Handshake Not Completing: NAT Troubleshooting Guide

You've set up WireGuard, but the handshake never completes. The peer shows no latest handshake, a...

How to Fix Windows Update Error 502 Bad Gateway

Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...

How to Fix Windows Update Service Unavailable Error

If you see 'Windows Update service unavailable' when trying to check for updates, the Windows Upd...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...