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

How to Fix Windows Defender Scanning Taking Too Long

If Windows Defender (Microsoft Defender Antivirus) scans are taking unusually long—sometimes hour...

Fix Windows Defender Error 502 Bad Gateway

You open Windows Security and see 'Error 502 – Bad Gateway.' This usually means Windows Defender ...

Windows Security Scan Stuck at 99%: Practical Fixes

You run a Windows Security (formerly Windows Defender) scan, it reaches 99%, and then… nothing. I...

Chrome Extensions Not Loading? Here’s How to Fix It

You open Chrome, click the puzzle icon, and your extensions are grayed out or missing. This is a ...

Check Which Process Locked a File Using PowerShell

When you try to delete, move, or rename a file and get an error like "File in use" or "Access den...

Fix npm install ENOTFOUND on Windows 10: Package.json Issues