AOL mail is the most used email service in the world. Sometimes it gives occasional troubleshoot problems like AOL mail not working on iphone. In such cases, we must know the various possibilities of the issue and find a proper solution to fix it. The most common reasons are an outdated AOL mail application, a faulty internet connection, numerous background apps, clogged cache and cookies, unresponsive web browsers, and many more. You can fix all the above problems with ease by just updating your AOL mail app or correcting your internet connection and web browser or disabling background apps, and clearing your clogged cache.