Disable 3G and Use LTE Only when possible
Hi,
I have Iphone 5S and latest IOS update.
I want to disable the 3G and use only LTE in my phone. But when LTE is not available it use 3G and eats my credit as data carrier only provides 4G as free in package choosen.
How to disable iphone to not use 3G when LTE is selected and only connect to internet when LTE is available in that area.
iPhone 5s, iOS 9.3.1