How to Block a Sender by Email Address in Windows Live Hotmail

By Heinz Tschabitscher, About.com Guide

• Type the undesired email address under Blocked e-mail address or domain:.
  • You can block all addresses at a domain — the domain being what comes after the '@' sign in an email address — by entering just that.
• Click Add to list >>.

• Select "Options | More Options..." from the Windows Live Hotmail toolbar
• Follow the "Safe and blocked senders" link under "Junk e-mail"
• Now click "Blocked senders"
• Type the undesired email address under "Blocked e-mail address or domain:"