Knowledge base for software setup, errors, and daily tool work.

Fix 'Port Already Allocated' Error in Windows Defender on Windows 10

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Outlook SMTP 587 Port Already Allocated Error

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

Improve BitLocker Performance Without Disabling It

BitLocker can slow down disk reads and writes, especially on older hardware or systems under heav...