Checklists for software errors, setup, and tool workflows.

Fix Windows Security Proxy Error After Update

After a Windows update, you might see a proxy error in Windows Security (formerly Windows Defende...

Fix VS Code Extension Host Crashing on Startup

If Visual Studio Code opens but then immediately shows an error that the extension host has termi...

How to Fix Command Prompt Rate Limit Errors with Firewall Settings

If you see a rate limit error when using Command Prompt (cmd.exe) for network commands like ping,...

BitLocker Recovery Key Not Working After Update – Fixes

If you're seeing a BitLocker recovery screen after a Windows update and your key isn't working, y...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix PowerShell Network Error 0x800704cf

When running PowerShell commands that require network access (e.g., Invoke-WebRequest