This function resends the email notification for a process instance task in sleeping status. 

Tasks in the render instance.

This function displays the task information carried out within the process instance.

On the Process Instance page, select the process from the table, then click the View—Render menu option. The process instance opens on a new page. Then, choose the Items—Tasks menu option. 

The tasks are listed in the table below. Select a task from the list and click the "Resend Email Notification" button to resend the notification email.

Click the Clock icon to see the task history. The information appears in the pop-up window below. 

You can use the Search feature to find the task. To view tasks, click the Instance tree to expand or collapse it. Click the status link to see sleeping or closed tasks. This search-and-view-selective task is an Admin feature. 

Resend Email in the step properties

Select the process instance and navigate to the View—Render menu option to open it in a new tab. Then, choose the Items—Tasks menu option to see the Tasks associated (if any) with this process instance in a table, as shown below.  

Click the ALL button to resend email notifications to users related to the tasks. 

The email is sent to all open tasks (as shown in the above selection) in the background. A notification message is displayed in the top-right corner.