As passwords need to be changed frequently from time to time, this is a very basic measure that has to be taken seriously. Here are some of the ways by which you can perform AOL, mail login. Make sure when you change the AOL password on iPhone., the web browser you are using has the latest version, upgrade with the new one, as it will create a problem. In the address bar type www. AOLmail.com once the page opens go to change AOL password. Here you can reset with a new password.