If the internet connection is not working on your cellphone, there are several ways you can go about troubleshooting the device before you have to spend hourss on the phone with your service provider. If you are having problems connecting to the internet with your device you may also be experiencing serveral other issues that may go unnoticed, such as being unable to serd or receive email and or picture mail.
The first step to resolving this issue is to figure out what is causing it. Your first step should be to check your signal strength. I you have 2 bars of signal or less this could be the cause of your issue. Attempt to gain a stronger signal and then check to connection again.
If your device is roaming this is definitely the cause of your problem. Most data services are unavailable while roaming, and until you are in a coverage area supported by your service provider, you will continue to have trouble connecting to the internet.
Attempt to make a phone call. If you are unable to place a phone call then your device is either not provisioned properly or there is an outage in your area. If in fact there is an outage in your area, contact your service provider to find out when their field technicians will be working on the repair ticket. This will give you a better idea as to when they will have the issue resolved. Once your phone is back up and running, you should call your service provider to see if you can get some sort of credit for your down time.
If infact none of the above issues match your particular situation, you should first begin by removing the battery from your device and leave it out for 90 seconds. This will remove your device from the network, once you reinsert your battery, your device will be replaced on the network with a fresh connection. Attepmt connection once again to see if this resolves your issue.
Provided that a battery pull does not resolve your issue, you should move on to updating your data profile. A list of device specific steps can be found here.
Updating the data profile should completely resolve your data. If it has not, then you must call your service provider for assistance in checking the programming on your device or performing a hard reset as a final resort.