Update PHP Version in a few clicks
We recommend PHP 7 because it's much faster (give or take 20 - 40%), but it may break outdated software / plugins... so maybe PHP 5.6 is just fine.
- Log into cPanel account for your domain
- Search box "PHP Selector" OR scroll down to "Software" section and click
- Click dropdown and choose version 5.6
- Gmail SMTP plugin requires PHP 5.6 or higher