Breaking News for All who want to Enable APN editing [ Cellular data Network] on your Jailbroken iPhone 4 on iOS 4.1 . it is some simple Steps you can follow it Step by Step to do that and it is Tested 100% and we Joined the internet Over iPhone 4 EDGE/3G Okay Let`s Start

STEP 1: Go to Cydia and search for "Supreme Preferences 3.0" and then download it.


STEP 2: Now press on "WinterBoard".


STEP 3: Press on "Select Themes"



STEP 4: Now you have to select "Supreme Preference 3.0"



STEP 5: Go to "Setting" > "Supreme Preferences 3.0"



STEP 6: Now select "Applications"



STEP 7: Now select "Phone"



STEP 8: Now change "Cellular Data Editing" to ON



STEP 9: Now you can notice that "Cellular Data Network" has been appeared, press on it.



STEP 10: Congratulations, now you can change your APN settings according to your carrier.