While there isn't a single official "Download Random from other list" file, several community-trusted projects provide this exact functionality:
: The official companion site for the "App Inventor 2" manual offers various aia files for project downloads that cover advanced list manipulation and randomization. Download Random from other list aia
: Selects a single item at random from a specified list. While there isn't a single official "Download Random
: Used alongside the "index in list" block to ensure the same item isn't picked twice. Download Random from other list aia
: A popular resource from the MIT App Inventor Community that demonstrates how to retrieve random items without duplication.