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

How to Fix Command Prompt High CPU and Memory Usage

You open Task Manager and see Command Prompt (cmd.exe) consuming a large percentage of CPU or a l...

Windows Defender Malware Removal Checklist: Step-by-Step Guide

If you suspect malware despite Windows Defender being active, follow this checklist. It covers bu...

How to Fix Windows Update Error 0x80070002

Windows Update error 0x80070002 usually means the update files are missing or corrupted. It often...

How to Fix Microsoft Store Error 0x80072efd

When you see error 0x80072efd in Microsoft Store, it usually means the app can't reach its server...

WireGuard Handshake Not Completing: Peer Not Responding Fix

You see "handshake did not complete after 5 seconds, retrying" or "peer not responding" in your W...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN