How to search across multi columns in the drop down window? set as default filter column can be multi columns?


Hi All,  when we type a item No. in sales order subform list, we will got a drop down live above, and we can see there is a action set as default filter column, then we can search based on the default filter column, But sometimes our customers wants do it across multi-columns, if we can do that ? how ?



Thanks in advance...