Google’s system basically keeps all the security of a SIM PIN, while removing all the inconvenience. Just make sure you jot down the Android-managed PIN somewhere secure, in case your phone ever dies ...
RCS (“Chat features”) in Google Messages can be great when it works: typing indicators, better group chats, higher-quality media, and Wi‑Fi messaging in some cases. When it doesn’t work, the symptoms ...
SIM cards are all around us, and with the continuing growth of the Internet of Things, spawning technologies like NB-IoT, this might as well be very literal soon. But what do we really know about them ...
Many smartphones today no longer require a physical SIM card, but once upon a time, SIM cards were the size of credit cards. This began in 1991. If you've used a mobile phone, you're likely familiar ...
Update: RayNeo has announced at CES 2026, the world’s first eSIM-enabled AR Glasses – the RayNeo X3 Pro. This means that they are totally wire-free. Summary: eSIM is essentially a digital or embedded ...