Quick filter in lists
From Planfix
In lists (or filters) of tasks, projects, contacts, etc., there is a standard way to quickly filter and sort:
Clicking a column header opens the filter window:
The quick filter will look and work differently depending on the type of information in the column. For example, if the column contains a fixed list of data, Planfix will prompt you to select a specific value to use to filter objects:
The list of columns displayed in a list is customizable. You can get to your settings by clicking the gear icon: