Transfer Audio Files from a PC:

  1. Connect the Android phone to the PC via USB
  2. Enable “File Transfer” / “Media device” when prompted or from the Notification area
  3. Open the File Explorer on the computer
  4. Locate the desired audio files on the PC storage
  5. Copy the desired files and transfer them on to the phone storage, preferably in the “Ringtones” folder
  6. After the transfer ends, eject the phone storage via system tray and safely disconnect the device form the USB cord

Change the General Ringtone:

  1. Launch “Settings
  2. Access “Device” and tap “Sound & Notification
  3. Select the ringtone you want to assign
  4. Tap “OK
  5. Optionally, enable or disable “Also vibrate for calls

Change the Ringtone of a Specific Contact:

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

  1. Open “Contacts
  2. Tap and hold the desired contact
  3. Tap “Edit
  4. Go to “Menu” > “Set ringtones
  5. Select the desired ringtone and tap “OK

Change the Notification Alert Sound:

  1. Launch “Settings
  2. Go to “Sound & Notification
  3. Tap “Default notification ringtone
  4. Select the notification alert you want to assign
  5. Press “OK” to confirm

See More: Cat S61: Transfer Audio Files from a PC and Set Custom Ringtones & Notifications