This article describes the process of enabling or disabling your email notifications for Service Renewals/Security Notifications.
1. Log on to Mysonicwall.com.
2. Scroll down to Settings |My account. Then, click on Alert Settings.

3. In the Alert Settings, under the Notifications tab, you can find the Security Notification toggle. You can use this switch to disable or enable Security/Renewal notifications. 
NOTE: The button will become green if the option is enabled and grey if disabled.