iPhone - change ur ringtone and sms sound.

Before change it, iPhone MUST BE jailbreaked.

1. Install iPhone folder to ur Computer
2. Get some ringtones(.m4r) or sms sound(.caf)
3. Connect iPhone to Computer

Ringtone
Add ur Ringtone at iPhone folders/ur iPhone name/var/stash/Ringtones.cKkkK8

SMS
Replace iPhone folders/ur iPhone name/System/Library/Audio/UISounds/sms-received[1-6].caf by new SMS Sounds