File manager is an application that allows you to navigate between the internal and external memory of your Android device.
Currently not all smartphones or tablets have a pre-installed file manager, that is why applications that fulfill this function have become very popular on Google Play, among them, we have precisely the File Manager application, which allows a user to navigate between their file folders.
With the file manager you can not only navigate between your folders in internal and external memory, but you can also delete, copy, cut and send your files via Bluetooth or email.
Without a file manager it is very difficult to find the folders of a device, this is why it is necessary on a device and thanks to the fact that they are free, we can easily download them from Google Play.