You can define working sets to filter tasks in the Tasks view.
To define a working set
The Add New Filter dialog opens.
The new name appears in the User Filters box.
The Select Working Set dialog opens.
Assigns the default working sets for Windows.
Restricts all available working set for the filter.
Provides a set of working sets in the box. You can click the working sets you want or click Select All to select all working sets available for the filter.
The Add New Filter dialog opens, with the selected working sets updated to the on working set field.