Transfer Audio Files from a PC:

1. Establish a USB connection between the Android phone and computer
2. On the phone, enable “File Transfer” / “Media files” when prompted or from the Notification area
3. Launch the File Explorer on the computer
4. Navigate to the desired audio files on the PC
5. Copy and transfer the desired files 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

Change the General Ringtone:

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

Change a Specific Contact’s Ringtone:

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

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

Change the Notification Alert Sound:

1. Launch “Settings”
2. Scroll to “Device” and tap “Sound & Notification”
3. Tap “Default notification ringtone”
4. Select the desired notification alert and tap “OK” to confirm