

In this case make sure to use the stock built-in file manager as it has additional permissions.

In some devices it appears the folder on the ext_sd (SD card) are not able to be removed and appear to be locked by the system (Android 4.4.2+). Open the Google Play Store then search for and install the Spotify Music app.Once all this is done, switch your device off and wait a couple minutes.

You can spot it using your device's File Manager > SD card > Android > Data.
