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

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...

Microsoft Store Not Working: How to Repair and Reinstall

You click the Microsoft Store icon, but nothing happens—or it opens briefly and crashes. Maybe yo...

BitLocker Recovery Key Prompt After Windows Update: Fix Guide

You update Windows, restart your PC, and instead of your normal login, you see a blue screen aski...

Fix Outlook Connection Refused Error in IMAP Settings

When Outlook shows a "connection refused" error while setting up or using an IMAP account, it usu...

Fix NVM Not Found in Git Bash on Windows

How to Fix Windows Defender Not Turning On

Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...