How to block any e-mail address in Outlook.com?
You have to add the e-mail address of unwanted sender into your Outlook.com list, in order to do that
- Click the settings options in your Outlook.com’s toolbar
- Select more mail settings from the menu
- Under preventing junk e-mail option follow the safe and blocked senders link
- Tap on Blocked Senders
- Now here you can enter the unwanted e-mail address that has to be blocked