Verify that the game version number is 4.1.1.3686210 in the main menu (bottom right).
The rarity option is not in the sorting options but will show up if you click in the search field in your inventory. You should then be able to see rare items.
To access the "Delete all but latest" option for each campaign, select load game and then click on the name of your campaign which is usually the name of the character you are playing.
Last edited by Bomor; 01/09/23 11:59 PM.