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

Fix Windows Defender DNS Error Permission Denied

You run a scan or update in Windows Defender and see an error like "DNS error permission denied" ...

How to Add a Directory to PATH in Windows 10

If you've installed a command-line tool and can't run it from a terminal without typing the full ...

Outlook Cannot Connect to Office 365: Fixes to Try

You open Outlook and see 'Cannot connect to Office 365' or 'Disconnected'. This usually means Out...

Fix Task Scheduler Error 0x80070020: Port Already in Use

When you see error 0x80070020 in Task Scheduler with the message "port already in use," it usuall...

Postman Request Timeout Checklist: Diagnose and Fix

You're testing an API in Postman, and the request hangs for a while before returning a timeout er...

Fixing Microsoft Teams Rate Limit Error When Sending Messages