How To: Set APN for iPhone 4

FIRST METHOD

1. There’s an online APN Generator. 
2. The iPhone 4 has no way to set your APN settings via the iPhone itself, so the best way is download the software below and set your APN accordingly. 
3. Open your Safari Browser with your iPhone 4, go to help.benm.at, go to the very bottom and click on Tethering. If your Country isn’t listed, go all the down to the bottom and create a custom APN and set your APN Settings there and click on Download. That’s it!

SECOND METHOD

1. Go to http://www.unlockit.co.nz
2. Select Custom APN
3. Create a Profile