I switched my iphone4 to straight talk, and need to set up my APN. I upgraded the phone recently to iOS6, and now can't seem to access APN screen.
iPhone 4, iOS 6
Posted on Jan 23, 2013 3:34 PM
Q: I need to downgrade my iphone 4, so I can set up my APN number
You cant downgrade ios versions
But check this link
http://support.apple.com/kb/HT2283