Checklists for software errors, setup, and tool workflows.

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How to Download and Install PowerShell 7 on Windows Server

You need PowerShell 7 on Windows Server, but the built-in Windows PowerShell 5.1 is the default. ...

How to Fix Microsoft Teams Connection Refused Error

When Microsoft Teams shows a 'connection refused' error, you can't sign in or use the app. This u...

Fix Chrome 'Invalid Configuration' or 'Permission Denied' Errors

If you see 'Invalid configuration' or 'Permission denied' when starting Chrome, the browser is us...

PowerShell Version Mismatch: A Sysadmin Checklist

You run a script that worked yesterday, and today it throws errors about missing cmdlets, incompa...

Fix Apache Not Starting: Port 80 Already in Use

When Apache fails to start with the error (98)Address already in use: AH00072: make_sock: c...

How to Fix Remote Desktop Error Code 0x4 Extended
When you try to connect to a remote desktop and see error code 0x4 extended, the connection fails...