1, first in the already running iOS10 Apple device system in turn into the "Settings" - "voice" option, as shown below.
IOS10 how to set the system ringtones triple
2, and then enter the voice page, you can see the "phone ringtones", "SMS ringtones", "Tweets", "Calendar Alert" and other ring settings, as shown below.
IOS10 Set Tone Tutorial 2
3, for example, you want to need to set the SMS ringtones, then enter the SMS ringtones interface, and then find the choice you can, and each time the system will automatically select the audition, very simple and convenient.