I have an iPhone 4 with iOS 6.1.3. I turn on cellular data + 3G and Wi-Fi constantly. I was at a site office today and my iPhone automatically connected to the office's Wi-Fi. The tech guy was not ...
I am primarily concerned if this will drain my battery if I leave personal hotspot on. Is it worth the mental time to turn off the hotspot in order to conserve battery? I run iOS 6 on an iPhone 4s.