You will see a section labeled "Blocked senders and domains" containing a list of all email addresses and domains you have blocked.
Since Hotmail is now accessed via Outlook.com, follow these steps on a PC or Mac using Chrome, Edge, Firefox, or Safari. unblock email address hotmail
If you're having trouble accessing your Hotmail account due to a blockage, there are several steps you can take to try and resolve the issue. The steps below are designed to help you unblock your email address on Hotmail, now known as Outlook.com. Microsoft may update its policies and interface, so if these steps don't exactly match your experience, you can always visit the official Microsoft support page for the most current information. You will see a section labeled "Blocked senders