If a Workflow queue has a filter configured for it, and there are display columns configured for the filter, you can use these display columns to sort the list of documents in the Workflow queue after you have filtered the Workflow queue.
To sort the Documents pane:
To sort the Documents pane in descending order, tap the selected column again:
The downward facing arrow indicates that the sort is now in descending order.
To return to the original sort order, tap Default.