how do i change the default ringtone on iphone?
['Open the Settings app and select Sounds & Haptics.', 'Under Sounds and Vibration Patterns, tap Ringtone.', 'Tap Tone Store to purchase ringtones; any ringtones you buy or have already bought will be near the top under Ringtones. ... ', 'Tap on a ringtone to hear it.\u200b']