Filtering File manager grid

To filter the view, right click in one of the header columns (in this case Family name) and choose Filter Editor..

With the Filter Editor is possible to build any query on basis of the available fields in the grid.
To see files born between 1948 and 1959 you can construct this query:

Click Apply and the File Manager will show the desired result without the Filter Editor window closes.
Now you can add one or more refinements to the query.
To extend the query to show only Females born between 1948 and 1959, click the "+" symbol to add another part of the filter.

Click the blue part of the second query line  to choose the field you wish to filter.

Choose Gender.
Click the green part of the second query line  to choose the comparator of the expression.

Choose Equals.
Click <enter a value> and enter "F" for Female.

Click Apply or OK to see the result in File Manager.

For more detailed information regarding Filtering, see: https://documentation.devexpress.com/#WindowsForms/CustomDocument2470