Checklists for software errors, setup, and tool workflows.

Fix Microsoft Teams Offline Installer 'Permission Denied' Error

When installing Microsoft Teams using the offline installer, some users see a 'permission denied'...

Fix Windows Search: Connection Refused, Service Not Running

If you see 'connection refused' or 'service not running' when using Windows Search, the search se...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Windows Security Token Expired Error 0x80070520

You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...

Fix Windows Security DNS Error Caused by Antivirus Conflict

You might see a Windows Security alert about a DNS error after installing or updating a third-par...

Fix Microsoft Teams Invalid Configuration Error

Users may encounter an 'invalid configuration' error when launching Microsoft Teams. This typical...