Filtering displays the orders according to the specified parameters. You can pin your personal filters to the front panel, seen to the right of the 'ALL' tab.
Personal filters applied
Here's how you do it:
Click the 'ALL' tab
Click 'add filter' button (seen to the right of the search field)
Write the name of the filter and select the necessary parameters See example
To delete a pinned filter, click on it first, and then - click on the 'Edit filter' button (seen to the right of the search field)