Open Chrome or Safari, go to Outlook.com, and follow the "Web Browser" steps above. The mobile website works perfectly for managing blocked lists.
This is the most critical interpretation of the search query. When Microsoft detects unusual activity (often falsely flagged), they lock the account. unblock email address hotmail
While you are in the Junk email settings, scroll up to "Safe senders and domains." Add the email address here to ensure future messages always land in your Inbox, not Junk. Open Chrome or Safari, go to Outlook
(Functional, but buried under menus).