People who access Sbcglobal account through their iphone,may face issues in sending or getting the messages. This issue is normal and can be settled inside few minutes. Here are the means to determine Sbcglobal Not working on iPhone. Steps to follow to fix SBCGlobal not working on iPhone: • First check out the password you have entered first, whether it is correct or not. • Use the updated version of the app. • Check the network connectivity to the device. • Check the incoming and outgoing server settings. For incoming server, it is inbound.att.net. For outgoing server it is outbound.net. • In the advanced settings, enable the SSL authentication for both incoming and outgoing server. • Try to clear the cache and history from the application. Sometimes it makes error in the work flow. • If still the problem is there, then first remove the account completely from the iphone and then add it again with the updated one. These steps will surely help you to reach the solution. But if you still facing the same error or this article not help you out. For more and specific details about resolve error in SBCGlobal you may also connect with us +1-833-410-5666.