How to setup smtp settings in DNN?

How to setup smtp settings in DNN?

In this tutorial you will learn How to setup Dotnetnuke or DNN SMTP Settings. In order to setup this settings, you must have a host or super account.
Issue _doPostBack is undefined in IE10

Issue _doPostBack is undefined in IE10

When you upgrade your Internet Explorer to version 10. You will notice that there is an issue with the Javascript saying _doPostBack is undefined. This is actually the bug of browser definition of .Net package version 2.0 and 4.0.