On the module Filter
- Go to Data => Filter.
- Click on the button "Add filter".

- Fill in the name and the variables to put in your filter.
- Click on "Save".
On a chart/table
- Directly on a chart/table, click on "Filter".
- Enter your filter.
- Click on "Choose a filter" and enter a name. Click on "Enter" on your keyboard.
Your filter is saved.
