Transfer Audio Files from a Windows Computer:

  1. Establish a USB connection between the HTC Desire 520 and computer
  2. Swipe the “Notification” bar down and enable “Media data (MTP)
  3. In the AutoPlay window on the computer, select to browse the phone’s “files and folders
  4. Open a second Explorer window and locate the media files stored on your computer
  5. Copy the files and transfer them on the phone storage, in the first Explorer window (preferably in the “Media” > “Notifications” / “Ringtones” directories)
  6. After the transfer is complete, eject the phone storage from the system tray
  7. Safely disconnect the device from the USB connector

Change the Phone’s Ringtone:

  1. Open the apps drawer
  2. Launch “Settings
  3. Tap “Personalize” > “Ringtone
  4. Select the desired ringtone
  5. Tap “Apply

Change the Ringtone of a Specific Contact:

NOTE: Custom ringtones cannot be assigned to contacts stored on the SIM card or the phone’s internal memory.

  1. Tap “Apps” on the home screen
  2. Open “Contacts
  3. Select the desired contact
  4. Tap “Ringtone” and select the desired ringtone
  5. Tap “Apply

Change the Notification Sound:

  1. Open the “Settings” screen
  2. Tap “Sound & notifications
  3. Tap “Notification sound
  4. Select the notification sound you want to use
  5. Tap “Apply

See More: HTC Desire 520: Transfer and Set Custom Ringtones & Notification Sounds