Right: My Files on a Galaxy S10 Plus. Screenshots by Jason Cipriani/CNET By far the easiest way to find downloaded files on Android is to look in your app drawer for an app called Files or My Files.

If there are files you’ve downloaded from the web to your phone, these should show up in the file manager searches on Android or iOS.

If the PDF file is on your phone, use a file manager like Google Files or Samsung's preinstalled My Files app to find it. Your phone should have a PDF viewer, typically Google Drive, which we show ...