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

Fix 'Run Command Prompt as Administrator' Permission Denied Errors

You right-click Command Prompt, select 'Run as administrator', and get an 'Access denied' or 'Per...

How to Fix Outlook DNS Error When Sending Email

You're composing an email in Outlook, hit Send, and get an error like "Your server does not suppo...

Fix Task Scheduler Error 0x8007052e (Authentication Failed)

When a scheduled task fails with error code 0x8007052e, it usually means the tas...

Fix Putty Connection Refused on Port 22

You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...

How to Fix 502 Bad Gateway in PowerShell Invoke-WebRequest