This is where you can choose and pick your filter field, be it a single dimension, a drilldown or a master item dimension.
Beyond that, the field settings will also permit you to configure other powerful properties such as:
Here you have the ability to achieve two things:
1) Hide and show dimension values from the collection of available items using an expression (
true() will show the dimension value,
false() will hide it).
e.g. if you add
In there you can pick and choose from relative/absolute/percentage frequency representation.
By default, the field is sorted by its selection state, but in here, you can modify the setting. You can choose sorting by six different ways, including a combination of all six of them.
It's important to note the defined order of sort properties is fixed by Qlik.
You can define ascending/ descending sorting by state, choose the way of alphabetical sorting and original/ reversed for sorting by load order.