How to Change 5G Settings on iPhone 12 to Save Data and Battery

Apple's iPhone 12 and 12 Pro are the first iPhones to be released with 5G connectivity, and there are several new settings related to 5G that you should be aware of.
By default, when you set up a new ‌iPhone 12‌ or 12 Pro, it activates an Auto 5G mode that only turns on 5G data when it won't significantly reduce battery life. You can turn this off so that your iPhone uses 5G all the time, and there are also data modes to choose from. This how to shows you where the new settings are and