You could always add an image to your Always on Display to customize the look of the phone while it permanently displays the time, date, and any incoming notifications. Samsung's Always on Display is being updated to support GIFs to further customize the look of your AOD. Version 3.2.26.4 of the app allows you to set any GIF to adorn your AOD by opening the GIF in the Gallery app and tapping the overflow menu (.), then selecting "Set as Always on Display image". There are a couple of limitations that you should know about. The app only supports GIF files and didn't...
Source: https://www.gsmarena.com/samsung_alwayson_display_updated_to_support_gifs-news-30362.php
