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

Fix PowerShell 502 Bad Gateway After Windows Update

After a recent Windows update, you may encounter a 502 Bad Gateway error when using PowerShell to...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

How to Fix Windows Security Module Not Found Error

You open Windows Security and see "Module not found" or a blank interface. This usually means a c...

How to Fix Chrome Extension Permission Denied Error

You try to install or run a Chrome extension and see "Permission denied" or similar. This usually...

Where to Find Windows Terminal Settings File

If you've customized Windows Terminal and want to back up your settings or troubleshoot a configu...

SSH Connection Timed Out: Check Firewall Rules

You type your SSH command, wait a few seconds, and get "Connection timed out." It's a common erro...