Unblocking mails from AOL mails can be an easy process provided you execute the proper troubleshooting steps. Navigate to Settings in AOL mail account, click on Spam Settings and then select the email addresses and the domain one by one for which you to unblock the mails. Check the mails if the changes were successful. If not, try updating AOL account. However, if nothing works, then contact the professional experts at AOL Customer Service.