Day by day technology is developing, the same way free email service provider keep their platform up to date to match new user interface.
in recent years yahoo mail changed a lot, its new GUI is much faster than before and easy to manage, but at the same time its confusing for some users, and they wish to switch back to yahoo mail classic, the reason could be low band width , as new interface only performs in high speed internet. in this post i will explain how you can switch the yahoo mail modes from classic to full featured & full featured to classic,

1st i will guide you how to switch back to yahoo mail classic.

open your inbox and in right upper corner you will see setting icon near your account name, click on it and then click settings, as shown in the image below

yahoo mail classic 2014

a new windows will appear , where you will see the option to switch back to classic mail, as shown in the image below.

yahoo mail classic 2014

in this window simply choose the basic option and click on save button, and your inbox should reload automatically with yahoo mail classic interface.

and 2nd scenario is different , what if you want to switch to full featured mail interface ?
follow the steps below.

open your inbox, in right upper corner you will see a drop down menu ,near your account name, click on it and chose option then click go button, as shown in the image below

yahoo mail classic 2014

you will be taken to your mail setting , there you have to click mail accounts in advanced options in left side menu, and in right pane you will see the option to select full featured yahoo mail interface , as shown in the image below.

yahoo mail classic 2014

NOTE: those users who are using IE 8 and down version, they cannot operate in full featured yahoo mail interface, they must upgrade their browser.