How to configure SMTP mail in Joomla
SMTP settings in Joomla
This topic shows you how to configure SMTP mail for Joomla.
Firstly, open “System->Global configuration” in the top menu in the admin panel and choose the tab “Server”. Find the “Mail settings” and select SMTP in the “Mailer” drop down list. In the “From email” field type your mail and name in the “From name”. Further, follow fields in depending on your mail server. You can find the settings for the different mails below or easy google it by request like “SMTP google”. On the screenshot below you can find default settings for the google SMTP.
Settings for Gmail
Settings for Yahoo
Settings for Hotmail
Settings for AOL
Read about SMTP errors here.