https://wccftech.com/kingdom-hearts-iii-remind-difficulty-settings/

The Kingdom Hearts III ReMIND DLC will add new content to the action role-playing game developed by Square Enix, including a photo mode and additional difficulty options.

The new details on the DLC have been shared by Tetsuya Nomura himself during the Kingdom Hearts III concert in Osaka, Japan a few days ago. As reported by Twitter user Melanie, the DLC will add a Photo Mode and a Slideshow Mode to the game.