Checklists for software errors, setup, and tool workflows.

Fix Windows Terminal Permission Denied When Clearing Cache

If you see a 'permission denied' error when trying to clear the Windows Terminal cache (e.g., del...

Fix Windows Update Connection Refused Due to Proxy Settings

When Windows Update reports a 'connection refused' error, it's often due to a misconfigured proxy...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Git Clone Publickey Permission Denied After Adding SSH Key

You've added your SSH public key to your Git hosting service (GitHub, GitLab, Bitbucket, etc.), b...

How to Fix Microsoft Store Error 0x80073cf0

You open Microsoft Store to download or update an app, and instead get error code 0x80073cf0. Thi...

Fix Windows Defender Token Expired Preventing Service Start

You see 'Token expired' in the Windows Defender event log or a notification that the service didn...