if you are facing problems with the iPhone cellular data network? Do you want to know how to fix Could Not Activate Cellular Data Network Error. There are a lot of people facing the same problem on their iPhones. Here are two methods outlined.
Try to reset your network settings by going to Settings > General > Reset > Reset Network Settings
You’ll need a working internet connection though. So among the things you’ll need, WiFi is necessary. Make sure your iPhone is jailbroken or unlocked (steps can be found in a lot of resources from the web). Also, make sure you have the APN settings for your carrier ready with you.Connect your Apple iPhone 4 to the Wi-Fi network so you have internet active on your iPhoneNow, open up Safari on your iPhone and go to unlockit.co.nzClick on Continue which takes you to the Custom APN generatorClick / Tap on Custom APNEnter the APN details asked forOnce done with that, click on Create ProfileSave the profile and restart your iPhoneIf things went right, you should now be able to use the GPRS or EDGE right from your iPhone.