1. Enable cron and enter access key in module configuration.

2. Add allowed ip address under /modules/plugins/advanced_export/cron/.htaccess

example

Order deny,allow
DENY FROM ALL
ALLOW FROM your_allowed_ip

3. Login to your administration hosting panel. Click cron jobs link.

4. Fill form ( in this setup we run every day at midnight )

5. Copy cron url for your export model.

6. Past url in form and save.