The Mobile Hotspot feature of our smartphones is probably the unsung hero of modern times. It makes it possible for you to share your handset’s speedy connection with another device that may not have a modem of its own — your tablet or your laptop, for example. This allows you to entertain yourself with YouTube clips or actually get some work done when on the move and far from reliable Wi-Fi.

However, turning on and connecting to your phone’s hotspot is always a mini-chore. First, you need to go into the phone’s settings to activate the feature, then you need to look for the new connection ...