SMS Tones for iOS 4.2.1 [Support]

Guide for Users of iPhone 3G or 3Gs, install new ringtones SMS for IOS 4.2.1 reserved for iPhone 4 model only.
Preamble

Tools :

•  iPhone 3G or 3Gs.
•  iOS 4.2.1 only (not working in 4.1.)
•  Jailbroken.
•  Know how to connect to its iDevice from his computer.
•  An editor. plist (Notepad + + does it very well).

•  iOS 4.2.1 SMS tones.zip

Before any changes, consider making a backup of the file that you edit.

Guide :

•  Connect your iPhone and go to System / Library / CoreServices / SpringBoard.app.
•  Transfer N82AP.plist file on your desktop and edit the.

•  Add these two lines as on the screenshot

text-additional-tones
true
with tags!

•  Save and upload again this file in System / Library / CoreServices / SpringBoard.app.
•  Overwrite the old file. (remember to rename or save before transfers)

•  Transfer the file UISounds in System / Library / Audio.

•  Respring iPhone.