
Windows Security for Ubuntu Installation Checklist
Before You Install Ubuntu
If you're dual-booting Windows and Ubuntu, or replacing Windows...

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

You try to set up or send email in Outlook, and you see an error about port 587 already being all...

If the Microsoft Store won't open, apps fail to download or update, or you see error codes like 0...

If you need to run Windows-specific security features—like Windows Defender, Windows Firewall, or...

You see the update progress bar hit 100%, but it never finishes. The app stays on that screen or ...

If you recently changed networks (e.g., moved from home to office, switched ISPs, or changed rout...