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

How to Fix Windows Security High CPU Usage

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

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

Chrome Profile Not Restoring After Reinstall: Fix Guide

After reinstalling Chrome, you might find that your old profile—bookmarks, passwords, extensions—...

Fix Cloudflare DNS Not Working on Router Setup

If you've set Cloudflare DNS (1.1.1.1, 1.0.0.1) on your router but devices still can't resolve do...

Fix Windows Defender Firewall Network Error in Windows 11

If you see a network error related to Windows Defender Firewall in Windows 11, it usually means t...

Chrome Browser Setup: Configuration Guide for Smooth Operation

If you've just installed Chrome or are experiencing odd behavior like slow loading, missing bookm...