Explore how phones switch between Wi‑Fi, 5G, and cellular, how handover works, and what really happens behind every internet ...

Have you ever watched your iPhone attempt to load a webpage with a poor Wi-Fi connection, and wondered why it doesn’t just switch to 3G automatically? In currently iOS releases, your device can’t do ...

A cellular data service upgrade prompts new (to this engineer, at least) hardware acquisitions: three models’ worth, four total devices. Smart or superfluous? Read on and decide for yourselves. My ...

Stephanie Barnes has been writing about technology for many years. She fell in love with tech after building her first PC as a little girl. She later followed that passion to become a front-end/iOS ...

Mobile hotspots are nifty little gadgets that can keep you connected on the go. They share a cellular data connection over Wi-Fi with nearby devices. Update 05/24/2025: We've reviewed our ...

Your internet connection powers more than phones and computers. It keeps TVs streaming, security cameras online, smart home ...