SMTP Pro Email Extension
It’s impossible to enable Smtp function in Magento 1.9’s Admin Panel. You could code one yourself or just avoid reinvent the wheel by using the great existing OSS one.
SMTP Pro Email Extensionis very easy to use and even you can config the AWS SES with it in minutes.
Download link: https://github.com/aschroder/Magento-SMTP-Pro-Email-Extension
Copy the downloaded
appfolder to your Magento’s root folder
Clear all caches
[System] → [Cache] → [Select All] → [Refresh Cache Storage]
Logout → Login
Fill your Smtp settings
[System] → [Settings] → [ASCHRODER EXTENSIONS’s SMTP Pro]
app to your project’s root folder. Don’t forget to change the group of the
app folder. Or your system should probably crash.
chown -R xxxx.xxxx app/
If your refreshed your Admin Panel without the correct folder permissions, system will crash and automatically run into maintenance mode.
After right the permissions, just delete the
maintenance.flag file in your project’s folder and everything will come back normally.