Permission issue

App export Then app file permission does not show, no file read and write permission available

What i understood by the information provided by you is that the app is not asking permission to read and write external storage, if thats the case then try this:
image

What kind of files do you want to read or write and where?

Why do you think, you have a permission issue?
Also some relevant blocks might help us to help you…

Taifun