How to default My Tasks default Assigned to as "All" in Notification worklist

In Tool > Worklist: Notifications and Approvals > My Tasks default Assigned to value needs to be set to "All" instead of "Last 7 Days"

Otherwise many users missing to taken actions on worklist items which are more than 7 days old.

Please refer attached screenshots for better understanding.

What can be done to achieve this in Oracle Fusion.