Configure the email notification interval The email notification interval determines how long the system waits before sending a Connect Chat email notification to an inactive user. Before you beginRole required: admin About this task The default interval is 3 minutes. You can change this value. Procedure Navigate to Collaborate > Administration > Properties. Locate the property called Number of minutes to wait before collecting unread messages and sending an email to offline users. (collaboration.email_interval) and set the value to a different number of minutes. Click Save.