Filters are activated on a list with the filter icon at the top right of the card.
Select the desired type of filter in the left menu
In the right part you enter the variables possible for the chosen filter and click on [filter list]
The filters used will be visible above the list of the chosen variables. To remove filter, click [x]. Or click on [Delete filter] in the filter modal.
The chosen filters are saved in your profile and remain active wherever and however you are logged in.