Salt Shaker PRO, and most plugins sending email, send mail by using the wp_mail() function which is a core function of WordPress.
In most cases, if the email is not being sent/received, then the issue is not with Salt Shaker PRO itself, but with the core email function on your web host. Read on for solutions to common issues.
Install the WP Mail Logging plugin. This will log all outgoing emails so you can see what is being sent. Once installed:
- Set a Scheduled job for changing the salt keys. Choose Daily and set the time to be 1 or 2 minutes later.
- After waiting the 2 minutes, go to your admin dashboard > WP Mail Log
- Check that if the email is there, and if there are any sending errors reported