I did a little research, and seens that is not possible to disable on iPhone 4S , 3G. The option is gone from the Network options.
So, if I am overseas and want only to use only WiFI to avoid the outrageous AT&T international plan price, I am dead in the water.
Please, let me know if I am wrong.
Regards.
So, if I am overseas and want only to use only WiFI to avoid the outrageous AT&T international plan price, I am dead in the water.
Please, let me know if I am wrong.
Regards.