Some instructions tells you to use an app such as Root Explorer to edit the files in Android (ES File Manager will also do, after allowing “Up to Root” option), but I personally prefer to run Dropbear SSH server, connect via SSH and edit text files with vi. The solution below is adapted from a solution on XDA Developers Forums. Sending files using email remains the easiest way to share items with others however, this isn’t. Select the file or folder you want to move by pressing down on the icon and holding it until it says selected. Again, there may be an extra step or two in there. When you tap that it should allow you to change the card from 'Internal' back to 'External' storage.
I’ve tried to install the latest version of aTorrent (version 1.7.6) in my Mele A1000, and it could not install at all and returned a message like: Here are eight ways Android and iPhone/iOS users can share files with each other. On an Android device: Navigate to Settings, Storage & USB, and Internal storage. Some of the wording may be different on your device, but it should be in this location. With this powerful Android file manager, you are able to: Backup Android SMS, contacts, apps, music, photos, videos, etc. Wait for at least 5 seconds or when the screen starts to light up. Press the Volume Down button and Power button at the same time on your device. Move your mouse on 'Start' to continue, and you will then be required to do as the clear on-screen instruction to let your Android phone get. Choose 'Unlock' from its interface, and link the locked Android phone to computer with the aid of an applicable USB cable. You may also use the Power Off button at the Control Center of your device. Free download this program, then install and open it on computer.
Some applications may even refuse to install if they can’t find writable SD card or USB mass storage device. Android File Transfer is an easy-to-use Android PC suite developed to help Android phone and tablet users to manage, sync and backup Android data. Shutdown the device by holding on to the Power button for a few seconds. As of March, 2017, it is now labeled Transfer files, with the subtitle, Transfer files to another device. Note that this option has changed names at least once. However, this is disabled by default in Android, although file managers appear to allow copy/paste of files to those drives without issue. Tapping that notification brings up the following dialog: On this dialog you want to tap the Transfer files (MTP) option, as indicated by that large red arrow.
When you’ve got an Android media player or mini PC, you may want to connect an external USB drive and allow write access to this drive to some applications.