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

How to Delete a Locked File Using Command Prompt

You've tried to delete a file, but Windows says it's open in another program. This happens often ...

Fix Outlook Auto Start Not Working After Update

After a recent Windows or Office update, you may find that Outlook no longer opens automatically ...

Fix Windows Defender Real-Time Protection Grayed Out

You open Windows Security, go to Virus & threat protection, and see Real-time protection is turne...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

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

Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks

You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...

Fix Windows Terminal Port Already Allocated: Check Running Processes

When you see "port already allocated" in Windows Terminal, it usually means another program is us...