Transfer Audio Files from a Windows Computer:

  1. Establish a USB connection between the Desire 825 and computer
  2. On the phone’s home screen, slide the “Status” bar down
  3. Make sure the connection is set to “disk drive” or “Media device (MTP)
  4. Open the File Explorer on the computer
  5. Use the Explorer to locate the desired audio files on your PC
  6. Copy the files and transfer them on the phone storage, preferably in the “Ringtones” / “Notifications” folders in the “Media” directory
  7. After the transfer is complete, eject the phone storage via system tray and safely disconnect the device from the USB cord

Set a Custom Ringtone:

  1. Open the apps drawer
  2. Access “Settings
  3. Tap “Personalize
  4. Go to “Ringtone” and select the ringtone you want to use
  5. Tap “Apply” to confirm the changes

Set a Custom Ringtone for a Specific Contact:

NOTE: You cannot set custom ringtones for contacts located on the phone’s internal memory or the SIM Card.

  1. Tap “Apps” on the home screen
  2. Open “People
  3. Select the contact you want to edit
  4. Tap “Ringtone
  5. Select the desired ringtone and tap “Apply

Change the Notification Alert:

  1. Go to “Settings
  2. Scroll to and tap “Sound & notifications
  3. Tap “Notification sound
  4. Select the notification alert you want to use
  5. Tap “Apply” to confirm

See More: HTC Desire 825: Transfer Audio Files (from PC) and Set Custom Ringtones & Notifications