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
The phrase "Download Random from other list aia" likely refers to an project file (.aia) designed to pick and display random items from multiple lists . Recommended Project Files (.aia) While there isn't a single official "Download Random
If you prefer to build the functionality yourself, use these core MIT App Inventor List Blocks : Download Random from other list aia
: Moves a selected item from an "available" list to a "picked" list.