Transfer Audio Files from a PC:

1. Connect the Android device to the computer via USB
2. Enable “Media device” / “File Transfer” when prompted or from the Notification area
3. Launch the File Explorer on the computer
4. Locate the audio files on the computer storage
5. Copy the desired audio files from the PC and transfer them to the phone storage, preferably in the “Media” directory
6. Once the transfer is done, eject the phone storage via system tray and safely disconnect the device from the USB port

Change the General Ringtone:

1. Launch “Settings”
2. Scroll to “Device”
3. Tap “Sound & Notification” and select the desired ringtone
4. Tap “OK “to confirm
5. Optionally, turn “Also vibrate for calls” ON or OFF

Change a Contact’s Ringtone:

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

1. Launch “Settings”
2. Tap and hold the contact whose ringtone you want to change
3. Tap “Edit” > “Menu”
4. Go to “Set ringtone”
5. Select the desired ringtone
6. Tap “OK” to confirm

Change the Notification Alert Sound:

1. Launch “Settings”
2. Scroll to “Device”
3. Tap “Sound & Notification”
4. Access “Default notification ringtone”
5. Select the notification sound you want to use and tap “OK” to confirm