You can save them and it doesn't matter if it's just one filter or a combination of filters. Your saved filters will appear in the funnel menu (next to the datasheet search) rolled up under the title "My saved filtres". They will have the name, icon and icon color that you choose while saving.
How to save a filter/a combination of filters?
Step 1. Apply the filter(s) you would like to save
Step 2. Click on the icon next to the list of active filters
Step 3. Choose a name for your new filter.
Step 4. You can also choose an icon and its color (in "more settings")
Step 5. Save
You can also display your saved filters on your homepage or on the datasheet's main page.
To display your saved filter on the datasheet's main page, go to the main page of the datasheet by clicking the datasheet's title and then scroll down and click on the cogwheel button.
Click on the filters you want to see on the main page.
To display your saved filter on your homepage, go to your homepage and then scroll down and click on the cogwheel button.
Click on the filters you want to see on your homepage.