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

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 Windows Update Stuck at 0% – Practical Steps

You click "Check for updates" and the progress bar sits at 0% for minutes or hours. This is a com...

Windows Update Stuck at Checking for Updates: How to Fix

You click 'Check for updates' in Windows, and the progress bar just sits there—sometimes for hour...

Fix Microsoft Teams Unable to Connect Due to Proxy Settings

If Microsoft Teams shows an error like "Can't connect" or "Something went wrong" and you suspect ...

Java JDK Not Recognized After Installation: Fixes and Checks

How to Fix Cloudflare 521 Error on a WordPress Site

If you see a Cloudflare 521 error on your WordPress site, it means Cloudflare can't connect to yo...