ACTION OPEN DOCUMENT TREE only returns empty Recent folder

Question

I have carefully copied the following code snippet from an earlier posting and it works, on the simulator and also on my Nexus 9 device, up to a point !

However, all I g

Answer 1

Not sure if this is what you're asking but in the folder picker, where you're seeing only the recent folder, there's a overflow menu where you can toggle between show/hide SD Card.