Transfer Audio Files from a PC:

  1. Connect the Android device to the computer via USB
  2. Enable “Media File MTP” on the phone, when prompted or from the Notification area
  3. Open the File Explorer on the computer and locate the audio files on the PC storage
  4. Copy and paste the files to the phone storage in the “Ringtones” and/or “Notifications” directories
  5. After the transfer is done, eject the phone storage and safely disconnect the device from the USB cord

Change the General Ringtone:

  1. Swipe up from the bottom of the home screen
  2. Launch “Settings
  3. Go to “Sound
  4. Tap “Phone ringtone
  5. Select the desired ringtone

Change the Ringtone of a Specific Contact:

NOTE: You can’t set custom ringtones for contacts stored on the SIM card or the phone’s internal memory.

  1. Swipe up from the bottom of the home screen
  2. Launch “Contacts
  3. Tap and hold the desired contact
  4. Tap “Edit” > “Menu
  5. Tap “set ringtone” and select the desired ringtone
  6. Tap “Save” to confirm

Change Notification Ringtones:

  1. Open “Settings
  2. Access “Sound” > “Default notification ringtone
  3. Select the desired notification ringtone

Manage Emergency Alerts:

  1. Launch Messages
  2. Tap “Menu” > “Settings
  3. Access “Wireless Alerts” and tap “Menu
  4. Tap “Settings
  5. Enable or disable “Allow alerts” “AMBER alerts” “Extreme threats” and “Severe threats

See More: Nokia X6: Transfer Audio Files from a PC and Set Custom Ringtones, Manage Alerts