Your package name will appear in Android/Data folder only if you add some code that operate with any function use external folder as File.DirDefaultExternal
For example: If you add this code, your package folder will appear in Android/Data :
File.WriteString(File.DirDefaultExternal,"2.txt","dddd")
But you must use runtimepermission firstly.
Dim rp As RuntimePermissions
rp.CheckAndRequest(rp.PERMISSION_READ_EXTERNAL_STORAGE)
Wait For Activity_PermissionResult (Permission As String, Result As Boolean)
If Result=True Then
File.WriteString(File.DirDefaultExternal,"2.txt","dddd")
End If
'Also add to manifest editor:
'AddPermission(android.permission.WRITE_EXTERNAL_STORAGE)