09-23-2021, 10:30 PM
You can combine as many categories as you like which has the same effect as your sub-categories but has superior flexibility. The only benefit to sub-categories is less user clicks to see a specific set of filters. However, Playnite 9 has a feature to create filter presets. Using your example, you could make a Preset called "Turn Based RPGs on Steam" and have it automatically set the Steam Library, RPG Genre, and Turn Based [Tag/Category/etc].