How To Setup AT&T Email Account On iPhone? If you have an AT&T email account, we highly recommend you configure it on iPhone as they are known for their excellent email compatibility. Also, setting up an AT & T account on iPhone will make it easier for you to manage your emails and reduce the chances of other problems such as ATT Email Not Working to arise.....To Know More Visit - http://www.onlinetechnicalproblems.viamagus.com/Setup-ATT-Email-Account-On-iPhone.html